Home / 1,124,200.52-1,686,322.56-413,862.92

Finding the Fourth Proportional to 1,124,200.52, 1,686,322.56 and 413,862.92

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Solution

The fourth proportional to 1,124,200.52, 1,686,322.56 and 413,862.92 is: 620,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,200.52 : 1,686,322.56 = 413,862.92 : x
  2. Step 2: Convert to fraction form
    1,124,200.52/1,686,322.56 = 413,862.92/x
  3. Step 3: Cross multiply
    1,124,200.52x = 1,686,322.56 × 413,862.92
  4. Step 4: Simplify right side
    1,124,200.52x = 697,906,378,743.48
  5. Step 5: Solve for x
    x = 697,906,378,743.48/1,124,200.52
  6. Step 6: Final answer
    x = 620,802.40

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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.