Home / 1,096,555.60-1,644,833.40-387,384.40

Finding the Fourth Proportional to 1,096,555.60, 1,644,833.40 and 387,384.40

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Solution

The fourth proportional to 1,096,555.60, 1,644,833.40 and 387,384.40 is: 581,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,555.60 : 1,644,833.40 = 387,384.40 : x
  2. Step 2: Convert to fraction form
    1,096,555.60/1,644,833.40 = 387,384.40/x
  3. Step 3: Cross multiply
    1,096,555.60x = 1,644,833.40 × 387,384.40
  4. Step 4: Simplify right side
    1,096,555.60x = 637,182,799,758.96
  5. Step 5: Solve for x
    x = 637,182,799,758.96/1,096,555.60
  6. Step 6: Final answer
    x = 581,076.60

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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.