Home / 2,880,280.60-4,320,420.90-885,736.60

Finding the Fourth Proportional to 2,880,280.60, 4,320,420.90 and 885,736.60

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Solution

The fourth proportional to 2,880,280.60, 4,320,420.90 and 885,736.60 is: 1,328,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,280.60 : 4,320,420.90 = 885,736.60 : x
  2. Step 2: Convert to fraction form
    2,880,280.60/4,320,420.90 = 885,736.60/x
  3. Step 3: Cross multiply
    2,880,280.60x = 4,320,420.90 × 885,736.60
  4. Step 4: Simplify right side
    2,880,280.60x = 3,826,754,918,534.94
  5. Step 5: Solve for x
    x = 3,826,754,918,534.94/2,880,280.60
  6. Step 6: Final answer
    x = 1,328,604.90

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1.5x scale

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.