Home / 1,720,618.61-2,580,760.17-522,551.32

Finding the Fourth Proportional to 1,720,618.61, 2,580,760.17 and 522,551.32

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Solution

The fourth proportional to 1,720,618.61, 2,580,760.17 and 522,551.32 is: 783,776.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,618.61 : 2,580,760.17 = 522,551.32 : x
  2. Step 2: Convert to fraction form
    1,720,618.61/2,580,760.17 = 522,551.32/x
  3. Step 3: Cross multiply
    1,720,618.61x = 2,580,760.17 × 522,551.32
  4. Step 4: Simplify right side
    1,720,618.61x = 1,348,579,626,985.02
  5. Step 5: Solve for x
    x = 1,348,579,626,985.02/1,720,618.61
  6. Step 6: Final answer
    x = 783,776.03

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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.