Home / 1,500,738.48-2,250,426.57-647,406.63

Finding the Fourth Proportional to 1,500,738.48, 2,250,426.57 and 647,406.63

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Solution

The fourth proportional to 1,500,738.48, 2,250,426.57 and 647,406.63 is: 970,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,738.48 : 2,250,426.57 = 647,406.63 : x
  2. Step 2: Convert to fraction form
    1,500,738.48/2,250,426.57 = 647,406.63/x
  3. Step 3: Cross multiply
    1,500,738.48x = 2,250,426.57 × 647,406.63
  4. Step 4: Simplify right side
    1,500,738.48x = 1,456,941,081,746.16
  5. Step 5: Solve for x
    x = 1,456,941,081,746.16/1,500,738.48
  6. Step 6: Final answer
    x = 970,816.10

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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.