Home / 2,587,931.08-3,571,296.66-1,441,986.76

Finding the Fourth Proportional to 2,587,931.08, 3,571,296.66 and 1,441,986.76

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Solution

The fourth proportional to 2,587,931.08, 3,571,296.66 and 1,441,986.76 is: 1,989,914.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,931.08 : 3,571,296.66 = 1,441,986.76 : x
  2. Step 2: Convert to fraction form
    2,587,931.08/3,571,296.66 = 1,441,986.76/x
  3. Step 3: Cross multiply
    2,587,931.08x = 3,571,296.66 × 1,441,986.76
  4. Step 4: Simplify right side
    2,587,931.08x = 5,149,762,499,752.22
  5. Step 5: Solve for x
    x = 5,149,762,499,752.22/2,587,931.08
  6. Step 6: Final answer
    x = 1,989,914.85

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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.