Home / 2,518,412.16-3,475,411.92-1,372,493.76

Finding the Fourth Proportional to 2,518,412.16, 3,475,411.92 and 1,372,493.76

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Solution

The fourth proportional to 2,518,412.16, 3,475,411.92 and 1,372,493.76 is: 1,894,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,412.16 : 3,475,411.92 = 1,372,493.76 : x
  2. Step 2: Convert to fraction form
    2,518,412.16/3,475,411.92 = 1,372,493.76/x
  3. Step 3: Cross multiply
    2,518,412.16x = 3,475,411.92 × 1,372,493.76
  4. Step 4: Simplify right side
    2,518,412.16x = 4,769,981,173,629.62
  5. Step 5: Solve for x
    x = 4,769,981,173,629.62/2,518,412.16
  6. Step 6: Final answer
    x = 1,894,043.10

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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.