Home / 1,424,156.16-2,134,757.94-890,451.60

Finding the Fourth Proportional to 1,424,156.16, 2,134,757.94 and 890,451.60

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Solution

The fourth proportional to 1,424,156.16, 2,134,757.94 and 890,451.60 is: 1,334,754.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,156.16 : 2,134,757.94 = 890,451.60 : x
  2. Step 2: Convert to fraction form
    1,424,156.16/2,134,757.94 = 890,451.60/x
  3. Step 3: Cross multiply
    1,424,156.16x = 2,134,757.94 × 890,451.60
  4. Step 4: Simplify right side
    1,424,156.16x = 1,900,898,623,285.70
  5. Step 5: Solve for x
    x = 1,900,898,623,285.70/1,424,156.16
  6. Step 6: Final answer
    x = 1,334,754.35

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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.