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Finding the Fourth Proportional to 6,298,508.80, 9,440,764.80 and 3,460,657.60

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Solution

The fourth proportional to 6,298,508.80, 9,440,764.80 and 3,460,657.60 is: 5,187,141.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,298,508.80 : 9,440,764.80 = 3,460,657.60 : x
  2. Step 2: Convert to fraction form
    6,298,508.80/9,440,764.80 = 3,460,657.60/x
  3. Step 3: Cross multiply
    6,298,508.80x = 9,440,764.80 × 3,460,657.60
  4. Step 4: Simplify right side
    6,298,508.80x = 32,671,254,454,932.48
  5. Step 5: Solve for x
    x = 32,671,254,454,932.48/6,298,508.80
  6. Step 6: Final answer
    x = 5,187,141.19

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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.