Home / 1,146,231.87-1,581,816.35-630,033.49

Finding the Fourth Proportional to 1,146,231.87, 1,581,816.35 and 630,033.49

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Solution

The fourth proportional to 1,146,231.87, 1,581,816.35 and 630,033.49 is: 869,455.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,231.87 : 1,581,816.35 = 630,033.49 : x
  2. Step 2: Convert to fraction form
    1,146,231.87/1,581,816.35 = 630,033.49/x
  3. Step 3: Cross multiply
    1,146,231.87x = 1,581,816.35 × 630,033.49
  4. Step 4: Simplify right side
    1,146,231.87x = 996,597,264,470.31
  5. Step 5: Solve for x
    x = 996,597,264,470.31/1,146,231.87
  6. Step 6: Final answer
    x = 869,455.20

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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.