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Finding the Fourth Proportional to 1,373,650.08, 1,895,734.26 and 761,861.13

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Solution

The fourth proportional to 1,373,650.08, 1,895,734.26 and 761,861.13 is: 1,051,422.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,650.08 : 1,895,734.26 = 761,861.13 : x
  2. Step 2: Convert to fraction form
    1,373,650.08/1,895,734.26 = 761,861.13/x
  3. Step 3: Cross multiply
    1,373,650.08x = 1,895,734.26 × 761,861.13
  4. Step 4: Simplify right side
    1,373,650.08x = 1,444,286,245,503.31
  5. Step 5: Solve for x
    x = 1,444,286,245,503.31/1,373,650.08
  6. Step 6: Final answer
    x = 1,051,422.24

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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.