Home / 1,040,335.04-1,435,779.12-587,655.20

Finding the Fourth Proportional to 1,040,335.04, 1,435,779.12 and 587,655.20

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Solution

The fourth proportional to 1,040,335.04, 1,435,779.12 and 587,655.20 is: 811,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,335.04 : 1,435,779.12 = 587,655.20 : x
  2. Step 2: Convert to fraction form
    1,040,335.04/1,435,779.12 = 587,655.20/x
  3. Step 3: Cross multiply
    1,040,335.04x = 1,435,779.12 × 587,655.20
  4. Step 4: Simplify right side
    1,040,335.04x = 843,743,065,919.42
  5. Step 5: Solve for x
    x = 843,743,065,919.42/1,040,335.04
  6. Step 6: Final answer
    x = 811,030.13

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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.