Home / 2,181,459.48-3,010,538.28-1,310,560.56

Finding the Fourth Proportional to 2,181,459.48, 3,010,538.28 and 1,310,560.56

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Solution

The fourth proportional to 2,181,459.48, 3,010,538.28 and 1,310,560.56 is: 1,808,648.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,459.48 : 3,010,538.28 = 1,310,560.56 : x
  2. Step 2: Convert to fraction form
    2,181,459.48/3,010,538.28 = 1,310,560.56/x
  3. Step 3: Cross multiply
    2,181,459.48x = 3,010,538.28 × 1,310,560.56
  4. Step 4: Simplify right side
    2,181,459.48x = 3,945,492,734,138.24
  5. Step 5: Solve for x
    x = 3,945,492,734,138.24/2,181,459.48
  6. Step 6: Final answer
    x = 1,808,648.19

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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.