Home / 4,737,178.44-7,105,701.64-1,142,915.20

Finding the Fourth Proportional to 4,737,178.44, 7,105,701.64 and 1,142,915.20

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Solution

The fourth proportional to 4,737,178.44, 7,105,701.64 and 1,142,915.20 is: 1,714,356.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,737,178.44 : 7,105,701.64 = 1,142,915.20 : x
  2. Step 2: Convert to fraction form
    4,737,178.44/7,105,701.64 = 1,142,915.20/x
  3. Step 3: Cross multiply
    4,737,178.44x = 7,105,701.64 × 1,142,915.20
  4. Step 4: Simplify right side
    4,737,178.44x = 8,121,214,411,020.93
  5. Step 5: Solve for x
    x = 8,121,214,411,020.93/4,737,178.44
  6. Step 6: Final answer
    x = 1,714,356.87

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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.