Home / 3,023,214.28-4,172,035.71-1,665,087.28

Finding the Fourth Proportional to 3,023,214.28, 4,172,035.71 and 1,665,087.28

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Solution

The fourth proportional to 3,023,214.28, 4,172,035.71 and 1,665,087.28 is: 2,297,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023,214.28 : 4,172,035.71 = 1,665,087.28 : x
  2. Step 2: Convert to fraction form
    3,023,214.28/4,172,035.71 = 1,665,087.28/x
  3. Step 3: Cross multiply
    3,023,214.28x = 4,172,035.71 × 1,665,087.28
  4. Step 4: Simplify right side
    3,023,214.28x = 6,946,803,592,426.77
  5. Step 5: Solve for x
    x = 6,946,803,592,426.77/3,023,214.28
  6. Step 6: Final answer
    x = 2,297,820.45

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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.