Home / 1,715,646.30-2,572,590.69-906,465.12

Finding the Fourth Proportional to 1,715,646.30, 2,572,590.69 and 906,465.12

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Solution

The fourth proportional to 1,715,646.30, 2,572,590.69 and 906,465.12 is: 1,359,233.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,646.30 : 2,572,590.69 = 906,465.12 : x
  2. Step 2: Convert to fraction form
    1,715,646.30/2,572,590.69 = 906,465.12/x
  3. Step 3: Cross multiply
    1,715,646.30x = 2,572,590.69 × 906,465.12
  4. Step 4: Simplify right side
    1,715,646.30x = 2,331,963,728,521.73
  5. Step 5: Solve for x
    x = 2,331,963,728,521.73/1,715,646.30
  6. Step 6: Final answer
    x = 1,359,233.39

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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.