Home / 1,080,570.30-1,617,095.31-670,047.71

Finding the Fourth Proportional to 1,080,570.30, 1,617,095.31 and 670,047.71

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Solution

The fourth proportional to 1,080,570.30, 1,617,095.31 and 670,047.71 is: 1,002,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,570.30 : 1,617,095.31 = 670,047.71 : x
  2. Step 2: Convert to fraction form
    1,080,570.30/1,617,095.31 = 670,047.71/x
  3. Step 3: Cross multiply
    1,080,570.30x = 1,617,095.31 × 670,047.71
  4. Step 4: Simplify right side
    1,080,570.30x = 1,083,531,001,231.76
  5. Step 5: Solve for x
    x = 1,083,531,001,231.76/1,080,570.30
  6. Step 6: Final answer
    x = 1,002,739.94

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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.