Home / 3,064,872.63-4,229,367.92-1,688,186.68

Finding the Fourth Proportional to 3,064,872.63, 4,229,367.92 and 1,688,186.68

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Solution

The fourth proportional to 3,064,872.63, 4,229,367.92 and 1,688,186.68 is: 2,329,611.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064,872.63 : 4,229,367.92 = 1,688,186.68 : x
  2. Step 2: Convert to fraction form
    3,064,872.63/4,229,367.92 = 1,688,186.68/x
  3. Step 3: Cross multiply
    3,064,872.63x = 4,229,367.92 × 1,688,186.68
  4. Step 4: Simplify right side
    3,064,872.63x = 7,139,962,574,679.65
  5. Step 5: Solve for x
    x = 7,139,962,574,679.65/3,064,872.63
  6. Step 6: Final answer
    x = 2,329,611.51

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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.