Home / 1,657,270.60-2,487,218.10-646,876.60

Finding the Fourth Proportional to 1,657,270.60, 2,487,218.10 and 646,876.60

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Solution

The fourth proportional to 1,657,270.60, 2,487,218.10 and 646,876.60 is: 970,827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,270.60 : 2,487,218.10 = 646,876.60 : x
  2. Step 2: Convert to fraction form
    1,657,270.60/2,487,218.10 = 646,876.60/x
  3. Step 3: Cross multiply
    1,657,270.60x = 2,487,218.10 × 646,876.60
  4. Step 4: Simplify right side
    1,657,270.60x = 1,608,923,187,986.46
  5. Step 5: Solve for x
    x = 1,608,923,187,986.46/1,657,270.60
  6. Step 6: Final answer
    x = 970,827.09

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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.