Home / 1,314,430.91-1,813,900.75-741,657.47

Finding the Fourth Proportional to 1,314,430.91, 1,813,900.75 and 741,657.47

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Solution

The fourth proportional to 1,314,430.91, 1,813,900.75 and 741,657.47 is: 1,023,479.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,430.91 : 1,813,900.75 = 741,657.47 : x
  2. Step 2: Convert to fraction form
    1,314,430.91/1,813,900.75 = 741,657.47/x
  3. Step 3: Cross multiply
    1,314,430.91x = 1,813,900.75 × 741,657.47
  4. Step 4: Simplify right side
    1,314,430.91x = 1,345,293,041,076.10
  5. Step 5: Solve for x
    x = 1,345,293,041,076.10/1,314,430.91
  6. Step 6: Final answer
    x = 1,023,479.46

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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.