Home / 1,224,001.16-1,836,313.19-718,989.25

Finding the Fourth Proportional to 1,224,001.16, 1,836,313.19 and 718,989.25

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Solution

The fourth proportional to 1,224,001.16, 1,836,313.19 and 718,989.25 is: 1,078,666.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,001.16 : 1,836,313.19 = 718,989.25 : x
  2. Step 2: Convert to fraction form
    1,224,001.16/1,836,313.19 = 718,989.25/x
  3. Step 3: Cross multiply
    1,224,001.16x = 1,836,313.19 × 718,989.25
  4. Step 4: Simplify right side
    1,224,001.16x = 1,320,289,443,243.21
  5. Step 5: Solve for x
    x = 1,320,289,443,243.21/1,224,001.16
  6. Step 6: Final answer
    x = 1,078,666.82

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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.