Home / 2,546,439.27-3,818,848.64-840,264.45

Finding the Fourth Proportional to 2,546,439.27, 3,818,848.64 and 840,264.45

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Solution

The fourth proportional to 2,546,439.27, 3,818,848.64 and 840,264.45 is: 1,260,129.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,546,439.27 : 3,818,848.64 = 840,264.45 : x
  2. Step 2: Convert to fraction form
    2,546,439.27/3,818,848.64 = 840,264.45/x
  3. Step 3: Cross multiply
    2,546,439.27x = 3,818,848.64 × 840,264.45
  4. Step 4: Simplify right side
    2,546,439.27x = 3,208,842,747,921.53
  5. Step 5: Solve for x
    x = 3,208,842,747,921.53/2,546,439.27
  6. Step 6: Final answer
    x = 1,260,129.31

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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.