Home / 1,339,562.70-1,848,564.27-766,566.18

Finding the Fourth Proportional to 1,339,562.70, 1,848,564.27 and 766,566.18

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Solution

The fourth proportional to 1,339,562.70, 1,848,564.27 and 766,566.18 is: 1,057,842.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,562.70 : 1,848,564.27 = 766,566.18 : x
  2. Step 2: Convert to fraction form
    1,339,562.70/1,848,564.27 = 766,566.18/x
  3. Step 3: Cross multiply
    1,339,562.70x = 1,848,564.27 × 766,566.18
  4. Step 4: Simplify right side
    1,339,562.70x = 1,417,046,850,938.39
  5. Step 5: Solve for x
    x = 1,417,046,850,938.39/1,339,562.70
  6. Step 6: Final answer
    x = 1,057,842.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.