Home / 2,680,830.30-4,021,828.65-883,407.90

Finding the Fourth Proportional to 2,680,830.30, 4,021,828.65 and 883,407.90

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Solution

The fourth proportional to 2,680,830.30, 4,021,828.65 and 883,407.90 is: 1,325,304.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,830.30 : 4,021,828.65 = 883,407.90 : x
  2. Step 2: Convert to fraction form
    2,680,830.30/4,021,828.65 = 883,407.90/x
  3. Step 3: Cross multiply
    2,680,830.30x = 4,021,828.65 × 883,407.90
  4. Step 4: Simplify right side
    2,680,830.30x = 3,552,915,201,856.34
  5. Step 5: Solve for x
    x = 3,552,915,201,856.34/2,680,830.30
  6. Step 6: Final answer
    x = 1,325,304.03

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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.