Home / 1,006,335.89-1,388,752.55-547,460.46

Finding the Fourth Proportional to 1,006,335.89, 1,388,752.55 and 547,460.46

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Solution

The fourth proportional to 1,006,335.89, 1,388,752.55 and 547,460.46 is: 755,500.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,335.89 : 1,388,752.55 = 547,460.46 : x
  2. Step 2: Convert to fraction form
    1,006,335.89/1,388,752.55 = 547,460.46/x
  3. Step 3: Cross multiply
    1,006,335.89x = 1,388,752.55 × 547,460.46
  4. Step 4: Simplify right side
    1,006,335.89x = 760,287,107,111.87
  5. Step 5: Solve for x
    x = 760,287,107,111.87/1,006,335.89
  6. Step 6: Final answer
    x = 755,500.34

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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.