Home / 1,331,767.08-1,997,669.07-433,213.53

Finding the Fourth Proportional to 1,331,767.08, 1,997,669.07 and 433,213.53

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Solution

The fourth proportional to 1,331,767.08, 1,997,669.07 and 433,213.53 is: 649,826.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,767.08 : 1,997,669.07 = 433,213.53 : x
  2. Step 2: Convert to fraction form
    1,331,767.08/1,997,669.07 = 433,213.53/x
  3. Step 3: Cross multiply
    1,331,767.08x = 1,997,669.07 × 433,213.53
  4. Step 4: Simplify right side
    1,331,767.08x = 865,417,269,586.52
  5. Step 5: Solve for x
    x = 865,417,269,586.52/1,331,767.08
  6. Step 6: Final answer
    x = 649,826.30

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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.