Home / 1,159,241.60-1,738,862.40-823,318.40

Finding the Fourth Proportional to 1,159,241.60, 1,738,862.40 and 823,318.40

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Solution

The fourth proportional to 1,159,241.60, 1,738,862.40 and 823,318.40 is: 1,234,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,241.60 : 1,738,862.40 = 823,318.40 : x
  2. Step 2: Convert to fraction form
    1,159,241.60/1,738,862.40 = 823,318.40/x
  3. Step 3: Cross multiply
    1,159,241.60x = 1,738,862.40 × 823,318.40
  4. Step 4: Simplify right side
    1,159,241.60x = 1,431,637,408,988.16
  5. Step 5: Solve for x
    x = 1,431,637,408,988.16/1,159,241.60
  6. Step 6: Final answer
    x = 1,234,977.60

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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.