Home / 1,472,736.68-2,205,562-839,731.40

Finding the Fourth Proportional to 1,472,736.68, 2,205,562 and 839,731.40

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Solution

The fourth proportional to 1,472,736.68, 2,205,562 and 839,731.40 is: 1,257,576.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,736.68 : 2,205,562 = 839,731.40 : x
  2. Step 2: Convert to fraction form
    1,472,736.68/2,205,562 = 839,731.40/x
  3. Step 3: Cross multiply
    1,472,736.68x = 2,205,562 × 839,731.40
  4. Step 4: Simplify right side
    1,472,736.68x = 1,852,079,666,046.80
  5. Step 5: Solve for x
    x = 1,852,079,666,046.80/1,472,736.68
  6. Step 6: Final answer
    x = 1,257,576.93

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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.