Home / 1,025,987.95-1,416,771.23-639,463.04

Finding the Fourth Proportional to 1,025,987.95, 1,416,771.23 and 639,463.04

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Solution

The fourth proportional to 1,025,987.95, 1,416,771.23 and 639,463.04 is: 883,024.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,987.95 : 1,416,771.23 = 639,463.04 : x
  2. Step 2: Convert to fraction form
    1,025,987.95/1,416,771.23 = 639,463.04/x
  3. Step 3: Cross multiply
    1,025,987.95x = 1,416,771.23 × 639,463.04
  4. Step 4: Simplify right side
    1,025,987.95x = 905,972,837,720.34
  5. Step 5: Solve for x
    x = 905,972,837,720.34/1,025,987.95
  6. Step 6: Final answer
    x = 883,024.83

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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.