Home / 1,086,900.20-1,497,454.98-841,039.63

Finding the Fourth Proportional to 1,086,900.20, 1,497,454.98 and 841,039.63

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Solution

The fourth proportional to 1,086,900.20, 1,497,454.98 and 841,039.63 is: 1,158,725.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,900.20 : 1,497,454.98 = 841,039.63 : x
  2. Step 2: Convert to fraction form
    1,086,900.20/1,497,454.98 = 841,039.63/x
  3. Step 3: Cross multiply
    1,086,900.20x = 1,497,454.98 × 841,039.63
  4. Step 4: Simplify right side
    1,086,900.20x = 1,259,418,982,320.86
  5. Step 5: Solve for x
    x = 1,259,418,982,320.86/1,086,900.20
  6. Step 6: Final answer
    x = 1,158,725.50

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Double scale
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1.5x scale

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.