Home / 1,125,658.13-1,553,410.72-609,417.46

Finding the Fourth Proportional to 1,125,658.13, 1,553,410.72 and 609,417.46

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Solution

The fourth proportional to 1,125,658.13, 1,553,410.72 and 609,417.46 is: 840,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,658.13 : 1,553,410.72 = 609,417.46 : x
  2. Step 2: Convert to fraction form
    1,125,658.13/1,553,410.72 = 609,417.46/x
  3. Step 3: Cross multiply
    1,125,658.13x = 1,553,410.72 × 609,417.46
  4. Step 4: Simplify right side
    1,125,658.13x = 946,675,616,695.17
  5. Step 5: Solve for x
    x = 946,675,616,695.17/1,125,658.13
  6. Step 6: Final answer
    x = 840,997.45

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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.