Home / 5,280,606.30-7,910,411.85-2,880,155.10

Finding the Fourth Proportional to 5,280,606.30, 7,910,411.85 and 2,880,155.10

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Solution

The fourth proportional to 5,280,606.30, 7,910,411.85 and 2,880,155.10 is: 4,314,507.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,606.30 : 7,910,411.85 = 2,880,155.10 : x
  2. Step 2: Convert to fraction form
    5,280,606.30/7,910,411.85 = 2,880,155.10/x
  3. Step 3: Cross multiply
    5,280,606.30x = 7,910,411.85 × 2,880,155.10
  4. Step 4: Simplify right side
    5,280,606.30x = 22,783,213,032,877.93
  5. Step 5: Solve for x
    x = 22,783,213,032,877.93/5,280,606.30
  6. Step 6: Final answer
    x = 4,314,507.04

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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.