Home / 2,553,381-3,523,689.54-1,407,502.35

Finding the Fourth Proportional to 2,553,381, 3,523,689.54 and 1,407,502.35

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Solution

The fourth proportional to 2,553,381, 3,523,689.54 and 1,407,502.35 is: 1,942,366.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,381 : 3,523,689.54 = 1,407,502.35 : x
  2. Step 2: Convert to fraction form
    2,553,381/3,523,689.54 = 1,407,502.35/x
  3. Step 3: Cross multiply
    2,553,381x = 3,523,689.54 × 1,407,502.35
  4. Step 4: Simplify right side
    2,553,381x = 4,959,601,308,220.42
  5. Step 5: Solve for x
    x = 4,959,601,308,220.42/2,553,381
  6. Step 6: Final answer
    x = 1,942,366.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.