Home / 937,810.20-1,406,715.30-802,507.80

Finding the Fourth Proportional to 937,810.20, 1,406,715.30 and 802,507.80

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Solution

The fourth proportional to 937,810.20, 1,406,715.30 and 802,507.80 is: 1,203,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,810.20 : 1,406,715.30 = 802,507.80 : x
  2. Step 2: Convert to fraction form
    937,810.20/1,406,715.30 = 802,507.80/x
  3. Step 3: Cross multiply
    937,810.20x = 1,406,715.30 × 802,507.80
  4. Step 4: Simplify right side
    937,810.20x = 1,128,900,000,629.34
  5. Step 5: Solve for x
    x = 1,128,900,000,629.34/937,810.20
  6. Step 6: Final answer
    x = 1,203,761.70

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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.