Home / 1,310,892.12-1,809,065.34-737,953.20

Finding the Fourth Proportional to 1,310,892.12, 1,809,065.34 and 737,953.20

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Solution

The fourth proportional to 1,310,892.12, 1,809,065.34 and 737,953.20 is: 1,018,394.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,892.12 : 1,809,065.34 = 737,953.20 : x
  2. Step 2: Convert to fraction form
    1,310,892.12/1,809,065.34 = 737,953.20/x
  3. Step 3: Cross multiply
    1,310,892.12x = 1,809,065.34 × 737,953.20
  4. Step 4: Simplify right side
    1,310,892.12x = 1,335,005,556,662.09
  5. Step 5: Solve for x
    x = 1,335,005,556,662.09/1,310,892.12
  6. Step 6: Final answer
    x = 1,018,394.68

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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.