Home / 1,440,353.54-2,160,851.78-541,802.72

Finding the Fourth Proportional to 1,440,353.54, 2,160,851.78 and 541,802.72

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Solution

The fourth proportional to 1,440,353.54, 2,160,851.78 and 541,802.72 is: 812,825.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,353.54 : 2,160,851.78 = 541,802.72 : x
  2. Step 2: Convert to fraction form
    1,440,353.54/2,160,851.78 = 541,802.72/x
  3. Step 3: Cross multiply
    1,440,353.54x = 2,160,851.78 × 541,802.72
  4. Step 4: Simplify right side
    1,440,353.54x = 1,170,755,378,677.48
  5. Step 5: Solve for x
    x = 1,170,755,378,677.48/1,440,353.54
  6. Step 6: Final answer
    x = 812,825.01

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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.