Home / 2,871,281.28-4,308,717.60-1,165,424.52

Finding the Fourth Proportional to 2,871,281.28, 4,308,717.60 and 1,165,424.52

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Solution

The fourth proportional to 2,871,281.28, 4,308,717.60 and 1,165,424.52 is: 1,748,865.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,281.28 : 4,308,717.60 = 1,165,424.52 : x
  2. Step 2: Convert to fraction form
    2,871,281.28/4,308,717.60 = 1,165,424.52/x
  3. Step 3: Cross multiply
    2,871,281.28x = 4,308,717.60 × 1,165,424.52
  4. Step 4: Simplify right side
    2,871,281.28x = 5,021,485,140,795.55
  5. Step 5: Solve for x
    x = 5,021,485,140,795.55/2,871,281.28
  6. Step 6: Final answer
    x = 1,748,865.63

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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.