Home / 5,229,881.28-7,840,328.40-1,817,724.60

Finding the Fourth Proportional to 5,229,881.28, 7,840,328.40 and 1,817,724.60

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Solution

The fourth proportional to 5,229,881.28, 7,840,328.40 and 1,817,724.60 is: 2,725,025.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229,881.28 : 7,840,328.40 = 1,817,724.60 : x
  2. Step 2: Convert to fraction form
    5,229,881.28/7,840,328.40 = 1,817,724.60/x
  3. Step 3: Cross multiply
    5,229,881.28x = 7,840,328.40 × 1,817,724.60
  4. Step 4: Simplify right side
    5,229,881.28x = 14,251,557,804,758.64
  5. Step 5: Solve for x
    x = 14,251,557,804,758.64/5,229,881.28
  6. Step 6: Final answer
    x = 2,725,025.11

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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.