Home / 3,024,205.80-4,536,308.70-780,343.80

Finding the Fourth Proportional to 3,024,205.80, 4,536,308.70 and 780,343.80

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Solution

The fourth proportional to 3,024,205.80, 4,536,308.70 and 780,343.80 is: 1,170,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024,205.80 : 4,536,308.70 = 780,343.80 : x
  2. Step 2: Convert to fraction form
    3,024,205.80/4,536,308.70 = 780,343.80/x
  3. Step 3: Cross multiply
    3,024,205.80x = 4,536,308.70 × 780,343.80
  4. Step 4: Simplify right side
    3,024,205.80x = 3,539,880,368,931.06
  5. Step 5: Solve for x
    x = 3,539,880,368,931.06/3,024,205.80
  6. Step 6: Final answer
    x = 1,170,515.70

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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.