Home / 1,177,125.60-1,766,828.88-1,113,189.60

Finding the Fourth Proportional to 1,177,125.60, 1,766,828.88 and 1,113,189.60

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Solution

The fourth proportional to 1,177,125.60, 1,766,828.88 and 1,113,189.60 is: 1,670,862.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,125.60 : 1,766,828.88 = 1,113,189.60 : x
  2. Step 2: Convert to fraction form
    1,177,125.60/1,766,828.88 = 1,113,189.60/x
  3. Step 3: Cross multiply
    1,177,125.60x = 1,766,828.88 × 1,113,189.60
  4. Step 4: Simplify right side
    1,177,125.60x = 1,966,815,534,195.65
  5. Step 5: Solve for x
    x = 1,966,815,534,195.65/1,177,125.60
  6. Step 6: Final answer
    x = 1,670,862.93

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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.