Home / 2,385,999.33-3,579,109.56-680,258.40

Finding the Fourth Proportional to 2,385,999.33, 3,579,109.56 and 680,258.40

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Solution

The fourth proportional to 2,385,999.33, 3,579,109.56 and 680,258.40 is: 1,020,419.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,999.33 : 3,579,109.56 = 680,258.40 : x
  2. Step 2: Convert to fraction form
    2,385,999.33/3,579,109.56 = 680,258.40/x
  3. Step 3: Cross multiply
    2,385,999.33x = 3,579,109.56 × 680,258.40
  4. Step 4: Simplify right side
    2,385,999.33x = 2,434,719,342,710.30
  5. Step 5: Solve for x
    x = 2,434,719,342,710.30/2,385,999.33
  6. Step 6: Final answer
    x = 1,020,419.12

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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.