Home / 1,730,397.12-2,387,934.45-1,005,669.06

Finding the Fourth Proportional to 1,730,397.12, 2,387,934.45 and 1,005,669.06

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Solution

The fourth proportional to 1,730,397.12, 2,387,934.45 and 1,005,669.06 is: 1,387,815.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730,397.12 : 2,387,934.45 = 1,005,669.06 : x
  2. Step 2: Convert to fraction form
    1,730,397.12/2,387,934.45 = 1,005,669.06/x
  3. Step 3: Cross multiply
    1,730,397.12x = 2,387,934.45 × 1,005,669.06
  4. Step 4: Simplify right side
    1,730,397.12x = 2,401,471,793,673.12
  5. Step 5: Solve for x
    x = 2,401,471,793,673.12/1,730,397.12
  6. Step 6: Final answer
    x = 1,387,815.41

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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.