Home / 1,517,264.79-2,276,225.23-807,189.63

Finding the Fourth Proportional to 1,517,264.79, 2,276,225.23 and 807,189.63

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Solution

The fourth proportional to 1,517,264.79, 2,276,225.23 and 807,189.63 is: 1,210,958.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,264.79 : 2,276,225.23 = 807,189.63 : x
  2. Step 2: Convert to fraction form
    1,517,264.79/2,276,225.23 = 807,189.63/x
  3. Step 3: Cross multiply
    1,517,264.79x = 2,276,225.23 × 807,189.63
  4. Step 4: Simplify right side
    1,517,264.79x = 1,837,345,392,160.03
  5. Step 5: Solve for x
    x = 1,837,345,392,160.03/1,517,264.79
  6. Step 6: Final answer
    x = 1,210,958.96

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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.