Home / 1,528,194.88-2,292,160.26-517,295.20

Finding the Fourth Proportional to 1,528,194.88, 2,292,160.26 and 517,295.20

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Solution

The fourth proportional to 1,528,194.88, 2,292,160.26 and 517,295.20 is: 775,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,194.88 : 2,292,160.26 = 517,295.20 : x
  2. Step 2: Convert to fraction form
    1,528,194.88/2,292,160.26 = 517,295.20/x
  3. Step 3: Cross multiply
    1,528,194.88x = 2,292,160.26 × 517,295.20
  4. Step 4: Simplify right side
    1,528,194.88x = 1,185,723,500,128.75
  5. Step 5: Solve for x
    x = 1,185,723,500,128.75/1,528,194.88
  6. Step 6: Final answer
    x = 775,898.10

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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.