Home / 1,311,260.31-1,967,240.48-469,897.11

Finding the Fourth Proportional to 1,311,260.31, 1,967,240.48 and 469,897.11

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Solution

The fourth proportional to 1,311,260.31, 1,967,240.48 and 469,897.11 is: 704,971.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,260.31 : 1,967,240.48 = 469,897.11 : x
  2. Step 2: Convert to fraction form
    1,311,260.31/1,967,240.48 = 469,897.11/x
  3. Step 3: Cross multiply
    1,311,260.31x = 1,967,240.48 × 469,897.11
  4. Step 4: Simplify right side
    1,311,260.31x = 924,400,616,227.01
  5. Step 5: Solve for x
    x = 924,400,616,227.01/1,311,260.31
  6. Step 6: Final answer
    x = 704,971.09

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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.