Home / 1,670,655.60-2,504,233.80-659,386.80

Finding the Fourth Proportional to 1,670,655.60, 2,504,233.80 and 659,386.80

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Solution

The fourth proportional to 1,670,655.60, 2,504,233.80 and 659,386.80 is: 988,389.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,655.60 : 2,504,233.80 = 659,386.80 : x
  2. Step 2: Convert to fraction form
    1,670,655.60/2,504,233.80 = 659,386.80/x
  3. Step 3: Cross multiply
    1,670,655.60x = 2,504,233.80 × 659,386.80
  4. Step 4: Simplify right side
    1,670,655.60x = 1,651,258,711,833.84
  5. Step 5: Solve for x
    x = 1,651,258,711,833.84/1,670,655.60
  6. Step 6: Final answer
    x = 988,389.65

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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.