Home / 1,291,752.93-1,935,857.93-817,591.89

Finding the Fourth Proportional to 1,291,752.93, 1,935,857.93 and 817,591.89

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Solution

The fourth proportional to 1,291,752.93, 1,935,857.93 and 817,591.89 is: 1,225,266.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,752.93 : 1,935,857.93 = 817,591.89 : x
  2. Step 2: Convert to fraction form
    1,291,752.93/1,935,857.93 = 817,591.89/x
  3. Step 3: Cross multiply
    1,291,752.93x = 1,935,857.93 × 817,591.89
  4. Step 4: Simplify right side
    1,291,752.93x = 1,582,741,739,672.23
  5. Step 5: Solve for x
    x = 1,582,741,739,672.23/1,291,752.93
  6. Step 6: Final answer
    x = 1,225,266.61

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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.