Home / 1,010,661.60-1,515,992.40-589,720.80

Finding the Fourth Proportional to 1,010,661.60, 1,515,992.40 and 589,720.80

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Solution

The fourth proportional to 1,010,661.60, 1,515,992.40 and 589,720.80 is: 884,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,661.60 : 1,515,992.40 = 589,720.80 : x
  2. Step 2: Convert to fraction form
    1,010,661.60/1,515,992.40 = 589,720.80/x
  3. Step 3: Cross multiply
    1,010,661.60x = 1,515,992.40 × 589,720.80
  4. Step 4: Simplify right side
    1,010,661.60x = 894,012,250,921.92
  5. Step 5: Solve for x
    x = 894,012,250,921.92/1,010,661.60
  6. Step 6: Final answer
    x = 884,581.20

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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.