Home / 1,182,213.20-1,773,319.80-683,320.40

Finding the Fourth Proportional to 1,182,213.20, 1,773,319.80 and 683,320.40

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Solution

The fourth proportional to 1,182,213.20, 1,773,319.80 and 683,320.40 is: 1,024,980.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,213.20 : 1,773,319.80 = 683,320.40 : x
  2. Step 2: Convert to fraction form
    1,182,213.20/1,773,319.80 = 683,320.40/x
  3. Step 3: Cross multiply
    1,182,213.20x = 1,773,319.80 × 683,320.40
  4. Step 4: Simplify right side
    1,182,213.20x = 1,211,745,595,063.92
  5. Step 5: Solve for x
    x = 1,211,745,595,063.92/1,182,213.20
  6. Step 6: Final answer
    x = 1,024,980.60

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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.