Home / 5,201,726.40-7,800,654.08-1,789,055.04

Finding the Fourth Proportional to 5,201,726.40, 7,800,654.08 and 1,789,055.04

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Solution

The fourth proportional to 5,201,726.40, 7,800,654.08 and 1,789,055.04 is: 2,682,916.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201,726.40 : 7,800,654.08 = 1,789,055.04 : x
  2. Step 2: Convert to fraction form
    5,201,726.40/7,800,654.08 = 1,789,055.04/x
  3. Step 3: Cross multiply
    5,201,726.40x = 7,800,654.08 × 1,789,055.04
  4. Step 4: Simplify right side
    5,201,726.40x = 13,955,799,497,120.56
  5. Step 5: Solve for x
    x = 13,955,799,497,120.56/5,201,726.40
  6. Step 6: Final answer
    x = 2,682,916.87

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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.