Home / 1,447,654.32-1,997,672.76-874,355.76

Finding the Fourth Proportional to 1,447,654.32, 1,997,672.76 and 874,355.76

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Solution

The fourth proportional to 1,447,654.32, 1,997,672.76 and 874,355.76 is: 1,206,556.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,654.32 : 1,997,672.76 = 874,355.76 : x
  2. Step 2: Convert to fraction form
    1,447,654.32/1,997,672.76 = 874,355.76/x
  3. Step 3: Cross multiply
    1,447,654.32x = 1,997,672.76 × 874,355.76
  4. Step 4: Simplify right side
    1,447,654.32x = 1,746,676,684,301.10
  5. Step 5: Solve for x
    x = 1,746,676,684,301.10/1,447,654.32
  6. Step 6: Final answer
    x = 1,206,556.47

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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.