Home / 3,142,417.04-4,712,765.34-867,397.58

Finding the Fourth Proportional to 3,142,417.04, 4,712,765.34 and 867,397.58

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Solution

The fourth proportional to 3,142,417.04, 4,712,765.34 and 867,397.58 is: 1,300,858.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,417.04 : 4,712,765.34 = 867,397.58 : x
  2. Step 2: Convert to fraction form
    3,142,417.04/4,712,765.34 = 867,397.58/x
  3. Step 3: Cross multiply
    3,142,417.04x = 4,712,765.34 × 867,397.58
  4. Step 4: Simplify right side
    3,142,417.04x = 4,087,841,251,023.88
  5. Step 5: Solve for x
    x = 4,087,841,251,023.88/3,142,417.04
  6. Step 6: Final answer
    x = 1,300,858.92

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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.