Home / 1,943,030.88-2,680,467.48-1,263,719.52

Finding the Fourth Proportional to 1,943,030.88, 2,680,467.48 and 1,263,719.52

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Solution

The fourth proportional to 1,943,030.88, 2,680,467.48 and 1,263,719.52 is: 1,743,337.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,030.88 : 2,680,467.48 = 1,263,719.52 : x
  2. Step 2: Convert to fraction form
    1,943,030.88/2,680,467.48 = 1,263,719.52/x
  3. Step 3: Cross multiply
    1,943,030.88x = 2,680,467.48 × 1,263,719.52
  4. Step 4: Simplify right side
    1,943,030.88x = 3,387,359,077,201.21
  5. Step 5: Solve for x
    x = 3,387,359,077,201.21/1,943,030.88
  6. Step 6: Final answer
    x = 1,743,337.75

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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.