Home / 1,703,926.80-2,557,963.80-862,045.20

Finding the Fourth Proportional to 1,703,926.80, 2,557,963.80 and 862,045.20

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Solution

The fourth proportional to 1,703,926.80, 2,557,963.80 and 862,045.20 is: 1,294,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,926.80 : 2,557,963.80 = 862,045.20 : x
  2. Step 2: Convert to fraction form
    1,703,926.80/2,557,963.80 = 862,045.20/x
  3. Step 3: Cross multiply
    1,703,926.80x = 2,557,963.80 × 862,045.20
  4. Step 4: Simplify right side
    1,703,926.80x = 2,205,080,415,563.76
  5. Step 5: Solve for x
    x = 2,205,080,415,563.76/1,703,926.80
  6. Step 6: Final answer
    x = 1,294,116.87

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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.