Home / 1,431,201.78-2,146,802.68-532,620.18

Finding the Fourth Proportional to 1,431,201.78, 2,146,802.68 and 532,620.18

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Solution

The fourth proportional to 1,431,201.78, 2,146,802.68 and 532,620.18 is: 798,930.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,201.78 : 2,146,802.68 = 532,620.18 : x
  2. Step 2: Convert to fraction form
    1,431,201.78/2,146,802.68 = 532,620.18/x
  3. Step 3: Cross multiply
    1,431,201.78x = 2,146,802.68 × 532,620.18
  4. Step 4: Simplify right side
    1,431,201.78x = 1,143,430,432,549.99
  5. Step 5: Solve for x
    x = 1,143,430,432,549.99/1,431,201.78
  6. Step 6: Final answer
    x = 798,930.27

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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.