Home / 1,103,615.60-1,655,423.40-394,444.40

Finding the Fourth Proportional to 1,103,615.60, 1,655,423.40 and 394,444.40

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Solution

The fourth proportional to 1,103,615.60, 1,655,423.40 and 394,444.40 is: 591,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,615.60 : 1,655,423.40 = 394,444.40 : x
  2. Step 2: Convert to fraction form
    1,103,615.60/1,655,423.40 = 394,444.40/x
  3. Step 3: Cross multiply
    1,103,615.60x = 1,655,423.40 × 394,444.40
  4. Step 4: Simplify right side
    1,103,615.60x = 652,972,489,758.96
  5. Step 5: Solve for x
    x = 652,972,489,758.96/1,103,615.60
  6. Step 6: Final answer
    x = 591,666.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.