Home / 1,053,956.88-1,454,480.69-618,630.48

Finding the Fourth Proportional to 1,053,956.88, 1,454,480.69 and 618,630.48

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Solution

The fourth proportional to 1,053,956.88, 1,454,480.69 and 618,630.48 is: 853,721.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,956.88 : 1,454,480.69 = 618,630.48 : x
  2. Step 2: Convert to fraction form
    1,053,956.88/1,454,480.69 = 618,630.48/x
  3. Step 3: Cross multiply
    1,053,956.88x = 1,454,480.69 × 618,630.48
  4. Step 4: Simplify right side
    1,053,956.88x = 899,786,084,312.28
  5. Step 5: Solve for x
    x = 899,786,084,312.28/1,053,956.88
  6. Step 6: Final answer
    x = 853,721.91

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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.