Home / 1,513,451.89-2,269,509.96-433,719.41

Finding the Fourth Proportional to 1,513,451.89, 2,269,509.96 and 433,719.41

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Solution

The fourth proportional to 1,513,451.89, 2,269,509.96 and 433,719.41 is: 650,387.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,451.89 : 2,269,509.96 = 433,719.41 : x
  2. Step 2: Convert to fraction form
    1,513,451.89/2,269,509.96 = 433,719.41/x
  3. Step 3: Cross multiply
    1,513,451.89x = 2,269,509.96 × 433,719.41
  4. Step 4: Simplify right side
    1,513,451.89x = 984,330,520,477.65
  5. Step 5: Solve for x
    x = 984,330,520,477.65/1,513,451.89
  6. Step 6: Final answer
    x = 650,387.72

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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.