Home / 1,345,287.16-1,856,412.30-741,675.16

Finding the Fourth Proportional to 1,345,287.16, 1,856,412.30 and 741,675.16

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Solution

The fourth proportional to 1,345,287.16, 1,856,412.30 and 741,675.16 is: 1,023,465.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,287.16 : 1,856,412.30 = 741,675.16 : x
  2. Step 2: Convert to fraction form
    1,345,287.16/1,856,412.30 = 741,675.16/x
  3. Step 3: Cross multiply
    1,345,287.16x = 1,856,412.30 × 741,675.16
  4. Step 4: Simplify right side
    1,345,287.16x = 1,376,854,889,628.47
  5. Step 5: Solve for x
    x = 1,376,854,889,628.47/1,345,287.16
  6. Step 6: Final answer
    x = 1,023,465.42

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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.