Home / 1,314,429.91-1,813,899.38-741,656.47

Finding the Fourth Proportional to 1,314,429.91, 1,813,899.38 and 741,656.47

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Solution

The fourth proportional to 1,314,429.91, 1,813,899.38 and 741,656.47 is: 1,023,478.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,429.91 : 1,813,899.38 = 741,656.47 : x
  2. Step 2: Convert to fraction form
    1,314,429.91/1,813,899.38 = 741,656.47/x
  3. Step 3: Cross multiply
    1,314,429.91x = 1,813,899.38 × 741,656.47
  4. Step 4: Simplify right side
    1,314,429.91x = 1,345,290,207,397.71
  5. Step 5: Solve for x
    x = 1,345,290,207,397.71/1,314,429.91
  6. Step 6: Final answer
    x = 1,023,478.09

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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.