Home / 1,458,780.16-2,187,349.44-1,003,905.76

Finding the Fourth Proportional to 1,458,780.16, 2,187,349.44 and 1,003,905.76

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Solution

The fourth proportional to 1,458,780.16, 2,187,349.44 and 1,003,905.76 is: 1,505,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,780.16 : 2,187,349.44 = 1,003,905.76 : x
  2. Step 2: Convert to fraction form
    1,458,780.16/2,187,349.44 = 1,003,905.76/x
  3. Step 3: Cross multiply
    1,458,780.16x = 2,187,349.44 × 1,003,905.76
  4. Step 4: Simplify right side
    1,458,780.16x = 2,195,892,701,948.77
  5. Step 5: Solve for x
    x = 2,195,892,701,948.77/1,458,780.16
  6. Step 6: Final answer
    x = 1,505,293.78

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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.