Home / 1,158,774.40-1,738,161.60-822,851.20

Finding the Fourth Proportional to 1,158,774.40, 1,738,161.60 and 822,851.20

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Solution

The fourth proportional to 1,158,774.40, 1,738,161.60 and 822,851.20 is: 1,234,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,774.40 : 1,738,161.60 = 822,851.20 : x
  2. Step 2: Convert to fraction form
    1,158,774.40/1,738,161.60 = 822,851.20/x
  3. Step 3: Cross multiply
    1,158,774.40x = 1,738,161.60 × 822,851.20
  4. Step 4: Simplify right side
    1,158,774.40x = 1,430,248,358,353.92
  5. Step 5: Solve for x
    x = 1,430,248,358,353.92/1,158,774.40
  6. Step 6: Final answer
    x = 1,234,276.80

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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.