Home / 5,280,339.25-7,285,619.21-2,988,499.93

Finding the Fourth Proportional to 5,280,339.25, 7,285,619.21 and 2,988,499.93

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Solution

The fourth proportional to 5,280,339.25, 7,285,619.21 and 2,988,499.93 is: 4,123,423.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,339.25 : 7,285,619.21 = 2,988,499.93 : x
  2. Step 2: Convert to fraction form
    5,280,339.25/7,285,619.21 = 2,988,499.93/x
  3. Step 3: Cross multiply
    5,280,339.25x = 7,285,619.21 × 2,988,499.93
  4. Step 4: Simplify right side
    5,280,339.25x = 21,773,072,499,091.66
  5. Step 5: Solve for x
    x = 21,773,072,499,091.66/5,280,339.25
  6. Step 6: Final answer
    x = 4,123,423.04

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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.