Home / 1,320,571.02-1,980,279.66-467,359.20

Finding the Fourth Proportional to 1,320,571.02, 1,980,279.66 and 467,359.20

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Solution

The fourth proportional to 1,320,571.02, 1,980,279.66 and 467,359.20 is: 700,834.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,571.02 : 1,980,279.66 = 467,359.20 : x
  2. Step 2: Convert to fraction form
    1,320,571.02/1,980,279.66 = 467,359.20/x
  3. Step 3: Cross multiply
    1,320,571.02x = 1,980,279.66 × 467,359.20
  4. Step 4: Simplify right side
    1,320,571.02x = 925,501,917,673.87
  5. Step 5: Solve for x
    x = 925,501,917,673.87/1,320,571.02
  6. Step 6: Final answer
    x = 700,834.64

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1.5x scale

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.