Home / 1,418,006.75-2,127,881.27-744,571.13

Finding the Fourth Proportional to 1,418,006.75, 2,127,881.27 and 744,571.13

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Solution

The fourth proportional to 1,418,006.75, 2,127,881.27 and 744,571.13 is: 1,117,314.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,006.75 : 2,127,881.27 = 744,571.13 : x
  2. Step 2: Convert to fraction form
    1,418,006.75/2,127,881.27 = 744,571.13/x
  3. Step 3: Cross multiply
    1,418,006.75x = 2,127,881.27 × 744,571.13
  4. Step 4: Simplify right side
    1,418,006.75x = 1,584,358,947,347.47
  5. Step 5: Solve for x
    x = 1,584,358,947,347.47/1,418,006.75
  6. Step 6: Final answer
    x = 1,117,314.11

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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.