Home / 1,543,139.20-2,314,017.60-701,257.60

Finding the Fourth Proportional to 1,543,139.20, 2,314,017.60 and 701,257.60

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Solution

The fourth proportional to 1,543,139.20, 2,314,017.60 and 701,257.60 is: 1,051,572.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,139.20 : 2,314,017.60 = 701,257.60 : x
  2. Step 2: Convert to fraction form
    1,543,139.20/2,314,017.60 = 701,257.60/x
  3. Step 3: Cross multiply
    1,543,139.20x = 2,314,017.60 × 701,257.60
  4. Step 4: Simplify right side
    1,543,139.20x = 1,622,722,428,533.76
  5. Step 5: Solve for x
    x = 1,622,722,428,533.76/1,543,139.20
  6. Step 6: Final answer
    x = 1,051,572.29

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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.