Home / 1,657,269.60-2,487,216.60-646,875.60

Finding the Fourth Proportional to 1,657,269.60, 2,487,216.60 and 646,875.60

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Solution

The fourth proportional to 1,657,269.60, 2,487,216.60 and 646,875.60 is: 970,825.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,269.60 : 2,487,216.60 = 646,875.60 : x
  2. Step 2: Convert to fraction form
    1,657,269.60/2,487,216.60 = 646,875.60/x
  3. Step 3: Cross multiply
    1,657,269.60x = 2,487,216.60 × 646,875.60
  4. Step 4: Simplify right side
    1,657,269.60x = 1,608,919,730,454.96
  5. Step 5: Solve for x
    x = 1,608,919,730,454.96/1,657,269.60
  6. Step 6: Final answer
    x = 970,825.59

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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.