Home / 3,146,976.30-4,342,701.15-1,858,231.74

Finding the Fourth Proportional to 3,146,976.30, 4,342,701.15 and 1,858,231.74

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Solution

The fourth proportional to 3,146,976.30, 4,342,701.15 and 1,858,231.74 is: 2,564,285.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,976.30 : 4,342,701.15 = 1,858,231.74 : x
  2. Step 2: Convert to fraction form
    3,146,976.30/4,342,701.15 = 1,858,231.74/x
  3. Step 3: Cross multiply
    3,146,976.30x = 4,342,701.15 × 1,858,231.74
  4. Step 4: Simplify right side
    3,146,976.30x = 8,069,745,114,264.50
  5. Step 5: Solve for x
    x = 8,069,745,114,264.50/3,146,976.30
  6. Step 6: Final answer
    x = 2,564,285.32

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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.