Home / 2,223,646.80-3,068,961.66-1,407,926.31

Finding the Fourth Proportional to 2,223,646.80, 3,068,961.66 and 1,407,926.31

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Solution

The fourth proportional to 2,223,646.80, 3,068,961.66 and 1,407,926.31 is: 1,943,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,646.80 : 3,068,961.66 = 1,407,926.31 : x
  2. Step 2: Convert to fraction form
    2,223,646.80/3,068,961.66 = 1,407,926.31/x
  3. Step 3: Cross multiply
    2,223,646.80x = 3,068,961.66 × 1,407,926.31
  4. Step 4: Simplify right side
    2,223,646.80x = 4,320,871,865,495.28
  5. Step 5: Solve for x
    x = 4,320,871,865,495.28/2,223,646.80
  6. Step 6: Final answer
    x = 1,943,146.67

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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.