Home / 1,269,848.86-1,752,275.55-753,513.64

Finding the Fourth Proportional to 1,269,848.86, 1,752,275.55 and 753,513.64

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Solution

The fourth proportional to 1,269,848.86, 1,752,275.55 and 753,513.64 is: 1,039,780.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,848.86 : 1,752,275.55 = 753,513.64 : x
  2. Step 2: Convert to fraction form
    1,269,848.86/1,752,275.55 = 753,513.64/x
  3. Step 3: Cross multiply
    1,269,848.86x = 1,752,275.55 × 753,513.64
  4. Step 4: Simplify right side
    1,269,848.86x = 1,320,363,527,963.50
  5. Step 5: Solve for x
    x = 1,320,363,527,963.50/1,269,848.86
  6. Step 6: Final answer
    x = 1,039,780.06

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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.