Home / 1,516,873.91-2,274,430.59-718,148.70

Finding the Fourth Proportional to 1,516,873.91, 2,274,430.59 and 718,148.70

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Solution

The fourth proportional to 1,516,873.91, 2,274,430.59 and 718,148.70 is: 1,076,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,873.91 : 2,274,430.59 = 718,148.70 : x
  2. Step 2: Convert to fraction form
    1,516,873.91/2,274,430.59 = 718,148.70/x
  3. Step 3: Cross multiply
    1,516,873.91x = 2,274,430.59 × 718,148.70
  4. Step 4: Simplify right side
    1,516,873.91x = 1,633,379,371,448.73
  5. Step 5: Solve for x
    x = 1,633,379,371,448.73/1,516,873.91
  6. Step 6: Final answer
    x = 1,076,806.30

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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.