Home / 1,472,266-2,208,917.40-724,836.88

Finding the Fourth Proportional to 1,472,266, 2,208,917.40 and 724,836.88

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Solution

The fourth proportional to 1,472,266, 2,208,917.40 and 724,836.88 is: 1,087,510.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,266 : 2,208,917.40 = 724,836.88 : x
  2. Step 2: Convert to fraction form
    1,472,266/2,208,917.40 = 724,836.88/x
  3. Step 3: Cross multiply
    1,472,266x = 2,208,917.40 × 724,836.88
  4. Step 4: Simplify right side
    1,472,266x = 1,601,104,796,393.71
  5. Step 5: Solve for x
    x = 1,601,104,796,393.71/1,472,266
  6. Step 6: Final answer
    x = 1,087,510.54

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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.