Home / 2,144,264.13-2,958,507.79-1,272,374.87

Finding the Fourth Proportional to 2,144,264.13, 2,958,507.79 and 1,272,374.87

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Solution

The fourth proportional to 2,144,264.13, 2,958,507.79 and 1,272,374.87 is: 1,755,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,264.13 : 2,958,507.79 = 1,272,374.87 : x
  2. Step 2: Convert to fraction form
    2,144,264.13/2,958,507.79 = 1,272,374.87/x
  3. Step 3: Cross multiply
    2,144,264.13x = 2,958,507.79 × 1,272,374.87
  4. Step 4: Simplify right side
    2,144,264.13x = 3,764,330,946,721.76
  5. Step 5: Solve for x
    x = 3,764,330,946,721.76/2,144,264.13
  6. Step 6: Final answer
    x = 1,755,535.10

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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.