Home / 1,223,135.60-1,834,703.40-324,575.60

Finding the Fourth Proportional to 1,223,135.60, 1,834,703.40 and 324,575.60

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Solution

The fourth proportional to 1,223,135.60, 1,834,703.40 and 324,575.60 is: 486,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,135.60 : 1,834,703.40 = 324,575.60 : x
  2. Step 2: Convert to fraction form
    1,223,135.60/1,834,703.40 = 324,575.60/x
  3. Step 3: Cross multiply
    1,223,135.60x = 1,834,703.40 × 324,575.60
  4. Step 4: Simplify right side
    1,223,135.60x = 595,499,956,877.04
  5. Step 5: Solve for x
    x = 595,499,956,877.04/1,223,135.60
  6. Step 6: Final answer
    x = 486,863.40

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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.