Home / 1,529,445.80-2,110,689.34-841,170.90

Finding the Fourth Proportional to 1,529,445.80, 2,110,689.34 and 841,170.90

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Solution

The fourth proportional to 1,529,445.80, 2,110,689.34 and 841,170.90 is: 1,160,845.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,445.80 : 2,110,689.34 = 841,170.90 : x
  2. Step 2: Convert to fraction form
    1,529,445.80/2,110,689.34 = 841,170.90/x
  3. Step 3: Cross multiply
    1,529,445.80x = 2,110,689.34 × 841,170.90
  4. Step 4: Simplify right side
    1,529,445.80x = 1,775,450,451,748.21
  5. Step 5: Solve for x
    x = 1,775,450,451,748.21/1,529,445.80
  6. Step 6: Final answer
    x = 1,160,845.62

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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.