Home / 3,888,001.70-5,832,002.55-1,048,400.90

Finding the Fourth Proportional to 3,888,001.70, 5,832,002.55 and 1,048,400.90

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Solution

The fourth proportional to 3,888,001.70, 5,832,002.55 and 1,048,400.90 is: 1,572,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,001.70 : 5,832,002.55 = 1,048,400.90 : x
  2. Step 2: Convert to fraction form
    3,888,001.70/5,832,002.55 = 1,048,400.90/x
  3. Step 3: Cross multiply
    3,888,001.70x = 5,832,002.55 × 1,048,400.90
  4. Step 4: Simplify right side
    3,888,001.70x = 6,114,276,722,222.30
  5. Step 5: Solve for x
    x = 6,114,276,722,222.30/3,888,001.70
  6. Step 6: Final answer
    x = 1,572,601.35

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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.