Home / 3,287,719.80-4,537,017.90-1,817,622.05

Finding the Fourth Proportional to 3,287,719.80, 4,537,017.90 and 1,817,622.05

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Solution

The fourth proportional to 3,287,719.80, 4,537,017.90 and 1,817,622.05 is: 2,508,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,719.80 : 4,537,017.90 = 1,817,622.05 : x
  2. Step 2: Convert to fraction form
    3,287,719.80/4,537,017.90 = 1,817,622.05/x
  3. Step 3: Cross multiply
    3,287,719.80x = 4,537,017.90 × 1,817,622.05
  4. Step 4: Simplify right side
    3,287,719.80x = 8,246,583,753,599.61
  5. Step 5: Solve for x
    x = 8,246,583,753,599.61/3,287,719.80
  6. Step 6: Final answer
    x = 2,508,298.84

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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.