Home / 1,330,555.60-1,995,833.40-383,957.20

Finding the Fourth Proportional to 1,330,555.60, 1,995,833.40 and 383,957.20

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Solution

The fourth proportional to 1,330,555.60, 1,995,833.40 and 383,957.20 is: 575,935.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,555.60 : 1,995,833.40 = 383,957.20 : x
  2. Step 2: Convert to fraction form
    1,330,555.60/1,995,833.40 = 383,957.20/x
  3. Step 3: Cross multiply
    1,330,555.60x = 1,995,833.40 × 383,957.20
  4. Step 4: Simplify right side
    1,330,555.60x = 766,314,603,930.48
  5. Step 5: Solve for x
    x = 766,314,603,930.48/1,330,555.60
  6. Step 6: Final answer
    x = 575,935.80

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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.