Home / 1,141,217.72-1,574,861.22-631,909.16

Finding the Fourth Proportional to 1,141,217.72, 1,574,861.22 and 631,909.16

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Solution

The fourth proportional to 1,141,217.72, 1,574,861.22 and 631,909.16 is: 872,023.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,217.72 : 1,574,861.22 = 631,909.16 : x
  2. Step 2: Convert to fraction form
    1,141,217.72/1,574,861.22 = 631,909.16/x
  3. Step 3: Cross multiply
    1,141,217.72x = 1,574,861.22 × 631,909.16
  4. Step 4: Simplify right side
    1,141,217.72x = 995,169,230,646.78
  5. Step 5: Solve for x
    x = 995,169,230,646.78/1,141,217.72
  6. Step 6: Final answer
    x = 872,023.99

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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.