Home / 1,157,337.20-1,736,005.80-492,402.80

Finding the Fourth Proportional to 1,157,337.20, 1,736,005.80 and 492,402.80

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Solution

The fourth proportional to 1,157,337.20, 1,736,005.80 and 492,402.80 is: 738,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,337.20 : 1,736,005.80 = 492,402.80 : x
  2. Step 2: Convert to fraction form
    1,157,337.20/1,736,005.80 = 492,402.80/x
  3. Step 3: Cross multiply
    1,157,337.20x = 1,736,005.80 × 492,402.80
  4. Step 4: Simplify right side
    1,157,337.20x = 854,814,116,736.24
  5. Step 5: Solve for x
    x = 854,814,116,736.24/1,157,337.20
  6. Step 6: Final answer
    x = 738,604.20

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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.