Home / 2,440,122.96-3,660,209.28-643,264.32

Finding the Fourth Proportional to 2,440,122.96, 3,660,209.28 and 643,264.32

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Solution

The fourth proportional to 2,440,122.96, 3,660,209.28 and 643,264.32 is: 964,903.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440,122.96 : 3,660,209.28 = 643,264.32 : x
  2. Step 2: Convert to fraction form
    2,440,122.96/3,660,209.28 = 643,264.32/x
  3. Step 3: Cross multiply
    2,440,122.96x = 3,660,209.28 × 643,264.32
  4. Step 4: Simplify right side
    2,440,122.96x = 2,354,482,033,556.89
  5. Step 5: Solve for x
    x = 2,354,482,033,556.89/2,440,122.96
  6. Step 6: Final answer
    x = 964,903.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.