Home / 1,106,999.60-1,660,499.40-1,000,711.40

Finding the Fourth Proportional to 1,106,999.60, 1,660,499.40 and 1,000,711.40

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Solution

The fourth proportional to 1,106,999.60, 1,660,499.40 and 1,000,711.40 is: 1,501,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,999.60 : 1,660,499.40 = 1,000,711.40 : x
  2. Step 2: Convert to fraction form
    1,106,999.60/1,660,499.40 = 1,000,711.40/x
  3. Step 3: Cross multiply
    1,106,999.60x = 1,660,499.40 × 1,000,711.40
  4. Step 4: Simplify right side
    1,106,999.60x = 1,661,680,679,273.16
  5. Step 5: Solve for x
    x = 1,661,680,679,273.16/1,106,999.60
  6. Step 6: Final answer
    x = 1,501,067.10

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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.