Home / 1,083,670.65-1,625,013.90-409,527.90

Finding the Fourth Proportional to 1,083,670.65, 1,625,013.90 and 409,527.90

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Solution

The fourth proportional to 1,083,670.65, 1,625,013.90 and 409,527.90 is: 614,105.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,670.65 : 1,625,013.90 = 409,527.90 : x
  2. Step 2: Convert to fraction form
    1,083,670.65/1,625,013.90 = 409,527.90/x
  3. Step 3: Cross multiply
    1,083,670.65x = 1,625,013.90 × 409,527.90
  4. Step 4: Simplify right side
    1,083,670.65x = 665,488,529,937.81
  5. Step 5: Solve for x
    x = 665,488,529,937.81/1,083,670.65
  6. Step 6: Final answer
    x = 614,105.89

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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.