Home / 1,681,562.14-2,320,604.76-917,664.90

Finding the Fourth Proportional to 1,681,562.14, 2,320,604.76 and 917,664.90

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Solution

The fourth proportional to 1,681,562.14, 2,320,604.76 and 917,664.90 is: 1,266,404.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,562.14 : 2,320,604.76 = 917,664.90 : x
  2. Step 2: Convert to fraction form
    1,681,562.14/2,320,604.76 = 917,664.90/x
  3. Step 3: Cross multiply
    1,681,562.14x = 2,320,604.76 × 917,664.90
  4. Step 4: Simplify right side
    1,681,562.14x = 2,129,537,535,024.92
  5. Step 5: Solve for x
    x = 2,129,537,535,024.92/1,681,562.14
  6. Step 6: Final answer
    x = 1,266,404.31

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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.