Home / 3,509,646.76-5,264,456.27-1,113,678.20

Finding the Fourth Proportional to 3,509,646.76, 5,264,456.27 and 1,113,678.20

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Solution

The fourth proportional to 3,509,646.76, 5,264,456.27 and 1,113,678.20 is: 1,670,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,646.76 : 5,264,456.27 = 1,113,678.20 : x
  2. Step 2: Convert to fraction form
    3,509,646.76/5,264,456.27 = 1,113,678.20/x
  3. Step 3: Cross multiply
    3,509,646.76x = 5,264,456.27 × 1,113,678.20
  4. Step 4: Simplify right side
    3,509,646.76x = 5,862,910,182,752.31
  5. Step 5: Solve for x
    x = 5,862,910,182,752.31/3,509,646.76
  6. Step 6: Final answer
    x = 1,670,512.90

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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.