Home / 1,105,292.97-1,657,484.66-422,432.04

Finding the Fourth Proportional to 1,105,292.97, 1,657,484.66 and 422,432.04

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Solution

The fourth proportional to 1,105,292.97, 1,657,484.66 and 422,432.04 is: 633,474.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,292.97 : 1,657,484.66 = 422,432.04 : x
  2. Step 2: Convert to fraction form
    1,105,292.97/1,657,484.66 = 422,432.04/x
  3. Step 3: Cross multiply
    1,105,292.97x = 1,657,484.66 × 422,432.04
  4. Step 4: Simplify right side
    1,105,292.97x = 700,174,626,192.51
  5. Step 5: Solve for x
    x = 700,174,626,192.51/1,105,292.97
  6. Step 6: Final answer
    x = 633,474.24

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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.