Home / 1,107,214.70-1,660,735.65-433,165.10

Finding the Fourth Proportional to 1,107,214.70, 1,660,735.65 and 433,165.10

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Solution

The fourth proportional to 1,107,214.70, 1,660,735.65 and 433,165.10 is: 649,713.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,214.70 : 1,660,735.65 = 433,165.10 : x
  2. Step 2: Convert to fraction form
    1,107,214.70/1,660,735.65 = 433,165.10/x
  3. Step 3: Cross multiply
    1,107,214.70x = 1,660,735.65 × 433,165.10
  4. Step 4: Simplify right side
    1,107,214.70x = 719,372,723,905.82
  5. Step 5: Solve for x
    x = 719,372,723,905.82/1,107,214.70
  6. Step 6: Final answer
    x = 649,713.85

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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.