Home / 1,227,676.50-1,840,897.80-715,506.48

Finding the Fourth Proportional to 1,227,676.50, 1,840,897.80 and 715,506.48

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Solution

The fourth proportional to 1,227,676.50, 1,840,897.80 and 715,506.48 is: 1,072,900.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,676.50 : 1,840,897.80 = 715,506.48 : x
  2. Step 2: Convert to fraction form
    1,227,676.50/1,840,897.80 = 715,506.48/x
  3. Step 3: Cross multiply
    1,227,676.50x = 1,840,897.80 × 715,506.48
  4. Step 4: Simplify right side
    1,227,676.50x = 1,317,174,304,917.74
  5. Step 5: Solve for x
    x = 1,317,174,304,917.74/1,227,676.50
  6. Step 6: Final answer
    x = 1,072,900.15

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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.