Home / 1,720,229.98-2,580,656.06-708,789.25

Finding the Fourth Proportional to 1,720,229.98, 2,580,656.06 and 708,789.25

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Solution

The fourth proportional to 1,720,229.98, 2,580,656.06 and 708,789.25 is: 1,063,312.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,229.98 : 2,580,656.06 = 708,789.25 : x
  2. Step 2: Convert to fraction form
    1,720,229.98/2,580,656.06 = 708,789.25/x
  3. Step 3: Cross multiply
    1,720,229.98x = 2,580,656.06 × 708,789.25
  4. Step 4: Simplify right side
    1,720,229.98x = 1,829,141,273,275.36
  5. Step 5: Solve for x
    x = 1,829,141,273,275.36/1,720,229.98
  6. Step 6: Final answer
    x = 1,063,312.05

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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.