Home / 2,477,716.80-3,714,064.80-1,679,078.40

Finding the Fourth Proportional to 2,477,716.80, 3,714,064.80 and 1,679,078.40

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Solution

The fourth proportional to 2,477,716.80, 3,714,064.80 and 1,679,078.40 is: 2,516,916.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,716.80 : 3,714,064.80 = 1,679,078.40 : x
  2. Step 2: Convert to fraction form
    2,477,716.80/3,714,064.80 = 1,679,078.40/x
  3. Step 3: Cross multiply
    2,477,716.80x = 3,714,064.80 × 1,679,078.40
  4. Step 4: Simplify right side
    2,477,716.80x = 6,236,205,981,880.32
  5. Step 5: Solve for x
    x = 6,236,205,981,880.32/2,477,716.80
  6. Step 6: Final answer
    x = 2,516,916.37

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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.