Home / 1,581,448.12-2,182,311.96-927,986.16

Finding the Fourth Proportional to 1,581,448.12, 2,182,311.96 and 927,986.16

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Solution

The fourth proportional to 1,581,448.12, 2,182,311.96 and 927,986.16 is: 1,280,570.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,448.12 : 2,182,311.96 = 927,986.16 : x
  2. Step 2: Convert to fraction form
    1,581,448.12/2,182,311.96 = 927,986.16/x
  3. Step 3: Cross multiply
    1,581,448.12x = 2,182,311.96 × 927,986.16
  4. Step 4: Simplify right side
    1,581,448.12x = 2,025,155,295,682.47
  5. Step 5: Solve for x
    x = 2,025,155,295,682.47/1,581,448.12
  6. Step 6: Final answer
    x = 1,280,570.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.