Home / 2,880,083.50-3,974,635.90-1,656,389.85

Finding the Fourth Proportional to 2,880,083.50, 3,974,635.90 and 1,656,389.85

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Solution

The fourth proportional to 2,880,083.50, 3,974,635.90 and 1,656,389.85 is: 2,285,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,083.50 : 3,974,635.90 = 1,656,389.85 : x
  2. Step 2: Convert to fraction form
    2,880,083.50/3,974,635.90 = 1,656,389.85/x
  3. Step 3: Cross multiply
    2,880,083.50x = 3,974,635.90 × 1,656,389.85
  4. Step 4: Simplify right side
    2,880,083.50x = 6,583,546,572,969.53
  5. Step 5: Solve for x
    x = 6,583,546,572,969.53/2,880,083.50
  6. Step 6: Final answer
    x = 2,285,887.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.