Home / 3,034,390.87-4,187,541.72-1,811,406.50

Finding the Fourth Proportional to 3,034,390.87, 4,187,541.72 and 1,811,406.50

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Solution

The fourth proportional to 3,034,390.87, 4,187,541.72 and 1,811,406.50 is: 2,499,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034,390.87 : 4,187,541.72 = 1,811,406.50 : x
  2. Step 2: Convert to fraction form
    3,034,390.87/4,187,541.72 = 1,811,406.50/x
  3. Step 3: Cross multiply
    3,034,390.87x = 4,187,541.72 × 1,811,406.50
  4. Step 4: Simplify right side
    3,034,390.87x = 7,585,340,287,172.34
  5. Step 5: Solve for x
    x = 7,585,340,287,172.34/3,034,390.87
  6. Step 6: Final answer
    x = 2,499,790.11

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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.