Home / 1,476,182.87-2,214,948.98-666,783.69

Finding the Fourth Proportional to 1,476,182.87, 2,214,948.98 and 666,783.69

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Solution

The fourth proportional to 1,476,182.87, 2,214,948.98 and 666,783.69 is: 1,000,480.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,182.87 : 2,214,948.98 = 666,783.69 : x
  2. Step 2: Convert to fraction form
    1,476,182.87/2,214,948.98 = 666,783.69/x
  3. Step 3: Cross multiply
    1,476,182.87x = 2,214,948.98 × 666,783.69
  4. Step 4: Simplify right side
    1,476,182.87x = 1,476,891,854,046.14
  5. Step 5: Solve for x
    x = 1,476,891,854,046.14/1,476,182.87
  6. Step 6: Final answer
    x = 1,000,480.28

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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.