Home / 1,648,051.72-2,472,996.12-889,877.16

Finding the Fourth Proportional to 1,648,051.72, 2,472,996.12 and 889,877.16

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Solution

The fourth proportional to 1,648,051.72, 2,472,996.12 and 889,877.16 is: 1,335,311.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,051.72 : 2,472,996.12 = 889,877.16 : x
  2. Step 2: Convert to fraction form
    1,648,051.72/2,472,996.12 = 889,877.16/x
  3. Step 3: Cross multiply
    1,648,051.72x = 2,472,996.12 × 889,877.16
  4. Step 4: Simplify right side
    1,648,051.72x = 2,200,662,763,956.62
  5. Step 5: Solve for x
    x = 2,200,662,763,956.62/1,648,051.72
  6. Step 6: Final answer
    x = 1,335,311.71

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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.