Home / 4,673,486.40-7,010,229.60-2,657,947.20

Finding the Fourth Proportional to 4,673,486.40, 7,010,229.60 and 2,657,947.20

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Solution

The fourth proportional to 4,673,486.40, 7,010,229.60 and 2,657,947.20 is: 3,986,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673,486.40 : 7,010,229.60 = 2,657,947.20 : x
  2. Step 2: Convert to fraction form
    4,673,486.40/7,010,229.60 = 2,657,947.20/x
  3. Step 3: Cross multiply
    4,673,486.40x = 7,010,229.60 × 2,657,947.20
  4. Step 4: Simplify right side
    4,673,486.40x = 18,632,820,136,677.12
  5. Step 5: Solve for x
    x = 18,632,820,136,677.12/4,673,486.40
  6. Step 6: Final answer
    x = 3,986,920.80

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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.