Home / 4,435,772.70-6,653,659.05-3,987,000.30

Finding the Fourth Proportional to 4,435,772.70, 6,653,659.05 and 3,987,000.30

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Solution

The fourth proportional to 4,435,772.70, 6,653,659.05 and 3,987,000.30 is: 5,980,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435,772.70 : 6,653,659.05 = 3,987,000.30 : x
  2. Step 2: Convert to fraction form
    4,435,772.70/6,653,659.05 = 3,987,000.30/x
  3. Step 3: Cross multiply
    4,435,772.70x = 6,653,659.05 × 3,987,000.30
  4. Step 4: Simplify right side
    4,435,772.70x = 26,528,140,628,447.71
  5. Step 5: Solve for x
    x = 26,528,140,628,447.71/4,435,772.70
  6. Step 6: Final answer
    x = 5,980,500.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.