Home / 1,146,711.20-1,582,323.94-630,379.96

Finding the Fourth Proportional to 1,146,711.20, 1,582,323.94 and 630,379.96

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Solution

The fourth proportional to 1,146,711.20, 1,582,323.94 and 630,379.96 is: 869,848.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,711.20 : 1,582,323.94 = 630,379.96 : x
  2. Step 2: Convert to fraction form
    1,146,711.20/1,582,323.94 = 630,379.96/x
  3. Step 3: Cross multiply
    1,146,711.20x = 1,582,323.94 × 630,379.96
  4. Step 4: Simplify right side
    1,146,711.20x = 997,465,302,004.24
  5. Step 5: Solve for x
    x = 997,465,302,004.24/1,146,711.20
  6. Step 6: Final answer
    x = 869,848.75

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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.