Home / 1,146,713.20-1,582,326.70-630,381.96

Finding the Fourth Proportional to 1,146,713.20, 1,582,326.70 and 630,381.96

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Solution

The fourth proportional to 1,146,713.20, 1,582,326.70 and 630,381.96 is: 869,851.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,713.20 : 1,582,326.70 = 630,381.96 : x
  2. Step 2: Convert to fraction form
    1,146,713.20/1,582,326.70 = 630,381.96/x
  3. Step 3: Cross multiply
    1,146,713.20x = 1,582,326.70 × 630,381.96
  4. Step 4: Simplify right side
    1,146,713.20x = 997,470,206,506.33
  5. Step 5: Solve for x
    x = 997,470,206,506.33/1,146,713.20
  6. Step 6: Final answer
    x = 869,851.51

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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.