Home / 1,227,677.50-1,840,899.30-715,507.48

Finding the Fourth Proportional to 1,227,677.50, 1,840,899.30 and 715,507.48

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Solution

The fourth proportional to 1,227,677.50, 1,840,899.30 and 715,507.48 is: 1,072,901.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,677.50 : 1,840,899.30 = 715,507.48 : x
  2. Step 2: Convert to fraction form
    1,227,677.50/1,840,899.30 = 715,507.48/x
  3. Step 3: Cross multiply
    1,227,677.50x = 1,840,899.30 × 715,507.48
  4. Step 4: Simplify right side
    1,227,677.50x = 1,317,177,219,076.76
  5. Step 5: Solve for x
    x = 1,317,177,219,076.76/1,227,677.50
  6. Step 6: Final answer
    x = 1,072,901.65

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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.