Home / 2,640,284.32-3,643,599.36-1,433,060.32

Finding the Fourth Proportional to 2,640,284.32, 3,643,599.36 and 1,433,060.32

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Solution

The fourth proportional to 2,640,284.32, 3,643,599.36 and 1,433,060.32 is: 1,977,627.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,284.32 : 3,643,599.36 = 1,433,060.32 : x
  2. Step 2: Convert to fraction form
    2,640,284.32/3,643,599.36 = 1,433,060.32/x
  3. Step 3: Cross multiply
    2,640,284.32x = 3,643,599.36 × 1,433,060.32
  4. Step 4: Simplify right side
    2,640,284.32x = 5,221,497,664,793.40
  5. Step 5: Solve for x
    x = 5,221,497,664,793.40/2,640,284.32
  6. Step 6: Final answer
    x = 1,977,627.04

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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.