Home / 2,223,642.29-3,068,955.48-1,407,921.66

Finding the Fourth Proportional to 2,223,642.29, 3,068,955.48 and 1,407,921.66

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Solution

The fourth proportional to 2,223,642.29, 3,068,955.48 and 1,407,921.66 is: 1,943,140.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,642.29 : 3,068,955.48 = 1,407,921.66 : x
  2. Step 2: Convert to fraction form
    2,223,642.29/3,068,955.48 = 1,407,921.66/x
  3. Step 3: Cross multiply
    2,223,642.29x = 3,068,955.48 × 1,407,921.66
  4. Step 4: Simplify right side
    2,223,642.29x = 4,320,848,893,867.70
  5. Step 5: Solve for x
    x = 4,320,848,893,867.70/2,223,642.29
  6. Step 6: Final answer
    x = 1,943,140.28

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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.