Home / 3,550,501.70-5,325,752.55-991,711.70

Finding the Fourth Proportional to 3,550,501.70, 5,325,752.55 and 991,711.70

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Solution

The fourth proportional to 3,550,501.70, 5,325,752.55 and 991,711.70 is: 1,487,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,501.70 : 5,325,752.55 = 991,711.70 : x
  2. Step 2: Convert to fraction form
    3,550,501.70/5,325,752.55 = 991,711.70/x
  3. Step 3: Cross multiply
    3,550,501.70x = 5,325,752.55 × 991,711.70
  4. Step 4: Simplify right side
    3,550,501.70x = 5,281,611,115,139.84
  5. Step 5: Solve for x
    x = 5,281,611,115,139.84/3,550,501.70
  6. Step 6: Final answer
    x = 1,487,567.55

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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.