Home / 1,259,216.35-1,737,780.17-708,105.51

Finding the Fourth Proportional to 1,259,216.35, 1,737,780.17 and 708,105.51

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Solution

The fourth proportional to 1,259,216.35, 1,737,780.17 and 708,105.51 is: 977,220.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,216.35 : 1,737,780.17 = 708,105.51 : x
  2. Step 2: Convert to fraction form
    1,259,216.35/1,737,780.17 = 708,105.51/x
  3. Step 3: Cross multiply
    1,259,216.35x = 1,737,780.17 × 708,105.51
  4. Step 4: Simplify right side
    1,259,216.35x = 1,230,531,713,545.74
  5. Step 5: Solve for x
    x = 1,230,531,713,545.74/1,259,216.35
  6. Step 6: Final answer
    x = 977,220.25

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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.