Home / 1,281,263.12-1,768,190.30-700,524.92

Finding the Fourth Proportional to 1,281,263.12, 1,768,190.30 and 700,524.92

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Solution

The fourth proportional to 1,281,263.12, 1,768,190.30 and 700,524.92 is: 966,750.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,263.12 : 1,768,190.30 = 700,524.92 : x
  2. Step 2: Convert to fraction form
    1,281,263.12/1,768,190.30 = 700,524.92/x
  3. Step 3: Cross multiply
    1,281,263.12x = 1,768,190.30 × 700,524.92
  4. Step 4: Simplify right side
    1,281,263.12x = 1,238,661,363,552.46
  5. Step 5: Solve for x
    x = 1,238,661,363,552.46/1,281,263.12
  6. Step 6: Final answer
    x = 966,750.19

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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.