Home / 1,173,818.40-1,758,686.40-541,435.20

Finding the Fourth Proportional to 1,173,818.40, 1,758,686.40 and 541,435.20

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Solution

The fourth proportional to 1,173,818.40, 1,758,686.40 and 541,435.20 is: 811,211.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,818.40 : 1,758,686.40 = 541,435.20 : x
  2. Step 2: Convert to fraction form
    1,173,818.40/1,758,686.40 = 541,435.20/x
  3. Step 3: Cross multiply
    1,173,818.40x = 1,758,686.40 × 541,435.20
  4. Step 4: Simplify right side
    1,173,818.40x = 952,214,722,721.28
  5. Step 5: Solve for x
    x = 952,214,722,721.28/1,173,818.40
  6. Step 6: Final answer
    x = 811,211.28

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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.