Home / 1,040,310.68-1,435,507.65-581,426.15

Finding the Fourth Proportional to 1,040,310.68, 1,435,507.65 and 581,426.15

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Solution

The fourth proportional to 1,040,310.68, 1,435,507.65 and 581,426.15 is: 802,300.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,310.68 : 1,435,507.65 = 581,426.15 : x
  2. Step 2: Convert to fraction form
    1,040,310.68/1,435,507.65 = 581,426.15/x
  3. Step 3: Cross multiply
    1,040,310.68x = 1,435,507.65 × 581,426.15
  4. Step 4: Simplify right side
    1,040,310.68x = 834,641,679,057.51
  5. Step 5: Solve for x
    x = 834,641,679,057.51/1,040,310.68
  6. Step 6: Final answer
    x = 802,300.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.