Home / 2,920,531.13-4,030,248.08-1,613,762.40

Finding the Fourth Proportional to 2,920,531.13, 4,030,248.08 and 1,613,762.40

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Solution

The fourth proportional to 2,920,531.13, 4,030,248.08 and 1,613,762.40 is: 2,226,945.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,531.13 : 4,030,248.08 = 1,613,762.40 : x
  2. Step 2: Convert to fraction form
    2,920,531.13/4,030,248.08 = 1,613,762.40/x
  3. Step 3: Cross multiply
    2,920,531.13x = 4,030,248.08 × 1,613,762.40
  4. Step 4: Simplify right side
    2,920,531.13x = 6,503,862,806,107.38
  5. Step 5: Solve for x
    x = 6,503,862,806,107.38/2,920,531.13
  6. Step 6: Final answer
    x = 2,226,945.21

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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.