Home / 2,288,167.76-3,157,178.18-1,320,737.51

Finding the Fourth Proportional to 2,288,167.76, 3,157,178.18 and 1,320,737.51

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Solution

The fourth proportional to 2,288,167.76, 3,157,178.18 and 1,320,737.51 is: 1,822,333.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,167.76 : 3,157,178.18 = 1,320,737.51 : x
  2. Step 2: Convert to fraction form
    2,288,167.76/3,157,178.18 = 1,320,737.51/x
  3. Step 3: Cross multiply
    2,288,167.76x = 3,157,178.18 × 1,320,737.51
  4. Step 4: Simplify right side
    2,288,167.76x = 4,169,803,641,475.84
  5. Step 5: Solve for x
    x = 4,169,803,641,475.84/2,288,167.76
  6. Step 6: Final answer
    x = 1,822,333.01

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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.