Home / 5,428,179.36-7,490,596.50-2,980,314

Finding the Fourth Proportional to 5,428,179.36, 7,490,596.50 and 2,980,314

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Solution

The fourth proportional to 5,428,179.36, 7,490,596.50 and 2,980,314 is: 4,112,673.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428,179.36 : 7,490,596.50 = 2,980,314 : x
  2. Step 2: Convert to fraction form
    5,428,179.36/7,490,596.50 = 2,980,314/x
  3. Step 3: Cross multiply
    5,428,179.36x = 7,490,596.50 × 2,980,314
  4. Step 4: Simplify right side
    5,428,179.36x = 22,324,329,617,301
  5. Step 5: Solve for x
    x = 22,324,329,617,301/5,428,179.36
  6. Step 6: Final answer
    x = 4,112,673.54

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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.