Home / 1,347,979.17-2,021,406.61-548,718.15

Finding the Fourth Proportional to 1,347,979.17, 2,021,406.61 and 548,718.15

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Solution

The fourth proportional to 1,347,979.17, 2,021,406.61 and 548,718.15 is: 822,848.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,979.17 : 2,021,406.61 = 548,718.15 : x
  2. Step 2: Convert to fraction form
    1,347,979.17/2,021,406.61 = 548,718.15/x
  3. Step 3: Cross multiply
    1,347,979.17x = 2,021,406.61 × 548,718.15
  4. Step 4: Simplify right side
    1,347,979.17x = 1,109,182,495,436.97
  5. Step 5: Solve for x
    x = 1,109,182,495,436.97/1,347,979.17
  6. Step 6: Final answer
    x = 822,848.39

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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.