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Finding the Fourth Proportional to 4,879,712.16, 6,734,018.16 and 2,704,291.92

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Solution

The fourth proportional to 4,879,712.16, 6,734,018.16 and 2,704,291.92 is: 3,731,931.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879,712.16 : 6,734,018.16 = 2,704,291.92 : x
  2. Step 2: Convert to fraction form
    4,879,712.16/6,734,018.16 = 2,704,291.92/x
  3. Step 3: Cross multiply
    4,879,712.16x = 6,734,018.16 × 2,704,291.92
  4. Step 4: Simplify right side
    4,879,712.16x = 18,210,750,899,221.27
  5. Step 5: Solve for x
    x = 18,210,750,899,221.27/4,879,712.16
  6. Step 6: Final answer
    x = 3,731,931.37

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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.