Home / 1,259,772.08-1,738,511.57-708,498.36

Finding the Fourth Proportional to 1,259,772.08, 1,738,511.57 and 708,498.36

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Solution

The fourth proportional to 1,259,772.08, 1,738,511.57 and 708,498.36 is: 977,742.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,772.08 : 1,738,511.57 = 708,498.36 : x
  2. Step 2: Convert to fraction form
    1,259,772.08/1,738,511.57 = 708,498.36/x
  3. Step 3: Cross multiply
    1,259,772.08x = 1,738,511.57 × 708,498.36
  4. Step 4: Simplify right side
    1,259,772.08x = 1,231,732,597,957.27
  5. Step 5: Solve for x
    x = 1,231,732,597,957.27/1,259,772.08
  6. Step 6: Final answer
    x = 977,742.42

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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.