Home / 2,400,193.28-3,312,440.52-1,433,364.32

Finding the Fourth Proportional to 2,400,193.28, 3,312,440.52 and 1,433,364.32

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Solution

The fourth proportional to 2,400,193.28, 3,312,440.52 and 1,433,364.32 is: 1,978,146.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400,193.28 : 3,312,440.52 = 1,433,364.32 : x
  2. Step 2: Convert to fraction form
    2,400,193.28/3,312,440.52 = 1,433,364.32/x
  3. Step 3: Cross multiply
    2,400,193.28x = 3,312,440.52 × 1,433,364.32
  4. Step 4: Simplify right side
    2,400,193.28x = 4,747,934,053,490.25
  5. Step 5: Solve for x
    x = 4,747,934,053,490.25/2,400,193.28
  6. Step 6: Final answer
    x = 1,978,146.55

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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.