Home / 2,580,499.77-3,869,255.21-874,071.15

Finding the Fourth Proportional to 2,580,499.77, 3,869,255.21 and 874,071.15

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Solution

The fourth proportional to 2,580,499.77, 3,869,255.21 and 874,071.15 is: 1,310,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,499.77 : 3,869,255.21 = 874,071.15 : x
  2. Step 2: Convert to fraction form
    2,580,499.77/3,869,255.21 = 874,071.15/x
  3. Step 3: Cross multiply
    2,580,499.77x = 3,869,255.21 × 874,071.15
  4. Step 4: Simplify right side
    2,580,499.77x = 3,382,004,346,677.84
  5. Step 5: Solve for x
    x = 3,382,004,346,677.84/2,580,499.77
  6. Step 6: Final answer
    x = 1,310,600.52

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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.