Home / 5,429,304.42-8,142,148.17-2,190,005.46

Finding the Fourth Proportional to 5,429,304.42, 8,142,148.17 and 2,190,005.46

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Solution

The fourth proportional to 5,429,304.42, 8,142,148.17 and 2,190,005.46 is: 3,284,278.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,304.42 : 8,142,148.17 = 2,190,005.46 : x
  2. Step 2: Convert to fraction form
    5,429,304.42/8,142,148.17 = 2,190,005.46/x
  3. Step 3: Cross multiply
    5,429,304.42x = 8,142,148.17 × 2,190,005.46
  4. Step 4: Simplify right side
    5,429,304.42x = 17,831,348,948,429.01
  5. Step 5: Solve for x
    x = 17,831,348,948,429.01/5,429,304.42
  6. Step 6: Final answer
    x = 3,284,278.72

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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.