Home / 1,274,674.32-1,755,256.74-1,246,385.52

Finding the Fourth Proportional to 1,274,674.32, 1,755,256.74 and 1,246,385.52

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Solution

The fourth proportional to 1,274,674.32, 1,755,256.74 and 1,246,385.52 is: 1,716,302.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,674.32 : 1,755,256.74 = 1,246,385.52 : x
  2. Step 2: Convert to fraction form
    1,274,674.32/1,755,256.74 = 1,246,385.52/x
  3. Step 3: Cross multiply
    1,274,674.32x = 1,755,256.74 × 1,246,385.52
  4. Step 4: Simplify right side
    1,274,674.32x = 2,187,726,584,618.40
  5. Step 5: Solve for x
    x = 2,187,726,584,618.40/1,274,674.32
  6. Step 6: Final answer
    x = 1,716,302.39

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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.