Home / 1,249,921.49-1,874,495.28-451,101.92

Finding the Fourth Proportional to 1,249,921.49, 1,874,495.28 and 451,101.92

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Solution

The fourth proportional to 1,249,921.49, 1,874,495.28 and 451,101.92 is: 676,513.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,921.49 : 1,874,495.28 = 451,101.92 : x
  2. Step 2: Convert to fraction form
    1,249,921.49/1,874,495.28 = 451,101.92/x
  3. Step 3: Cross multiply
    1,249,921.49x = 1,874,495.28 × 451,101.92
  4. Step 4: Simplify right side
    1,249,921.49x = 845,588,419,838.94
  5. Step 5: Solve for x
    x = 845,588,419,838.94/1,249,921.49
  6. Step 6: Final answer
    x = 676,513.23

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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.