Home / 1,586,443.73-2,380,075.65-687,677.85

Finding the Fourth Proportional to 1,586,443.73, 2,380,075.65 and 687,677.85

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Solution

The fourth proportional to 1,586,443.73, 2,380,075.65 and 687,677.85 is: 1,031,694.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,443.73 : 2,380,075.65 = 687,677.85 : x
  2. Step 2: Convert to fraction form
    1,586,443.73/2,380,075.65 = 687,677.85/x
  3. Step 3: Cross multiply
    1,586,443.73x = 2,380,075.65 × 687,677.85
  4. Step 4: Simplify right side
    1,586,443.73x = 1,636,725,305,829.35
  5. Step 5: Solve for x
    x = 1,636,725,305,829.35/1,586,443.73
  6. Step 6: Final answer
    x = 1,031,694.53

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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.