Home / 1,500,653.28-2,250,297.36-647,320.80

Finding the Fourth Proportional to 1,500,653.28, 2,250,297.36 and 647,320.80

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Solution

The fourth proportional to 1,500,653.28, 2,250,297.36 and 647,320.80 is: 970,686.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,653.28 : 2,250,297.36 = 647,320.80 : x
  2. Step 2: Convert to fraction form
    1,500,653.28/2,250,297.36 = 647,320.80/x
  3. Step 3: Cross multiply
    1,500,653.28x = 2,250,297.36 × 647,320.80
  4. Step 4: Simplify right side
    1,500,653.28x = 1,456,664,287,313.09
  5. Step 5: Solve for x
    x = 1,456,664,287,313.09/1,500,653.28
  6. Step 6: Final answer
    x = 970,686.77

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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.