Home / 1,623,287.64-2,240,203.02-898,123.62

Finding the Fourth Proportional to 1,623,287.64, 2,240,203.02 and 898,123.62

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Solution

The fourth proportional to 1,623,287.64, 2,240,203.02 and 898,123.62 is: 1,239,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,287.64 : 2,240,203.02 = 898,123.62 : x
  2. Step 2: Convert to fraction form
    1,623,287.64/2,240,203.02 = 898,123.62/x
  3. Step 3: Cross multiply
    1,623,287.64x = 2,240,203.02 × 898,123.62
  4. Step 4: Simplify right side
    1,623,287.64x = 2,011,979,245,857.33
  5. Step 5: Solve for x
    x = 2,011,979,245,857.33/1,623,287.64
  6. Step 6: Final answer
    x = 1,239,447.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.