Home / 3,438,381.98-4,745,080.90-1,889,698.56

Finding the Fourth Proportional to 3,438,381.98, 4,745,080.90 and 1,889,698.56

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Solution

The fourth proportional to 3,438,381.98, 4,745,080.90 and 1,889,698.56 is: 2,607,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,381.98 : 4,745,080.90 = 1,889,698.56 : x
  2. Step 2: Convert to fraction form
    3,438,381.98/4,745,080.90 = 1,889,698.56/x
  3. Step 3: Cross multiply
    3,438,381.98x = 4,745,080.90 × 1,889,698.56
  4. Step 4: Simplify right side
    3,438,381.98x = 8,966,772,510,639.61
  5. Step 5: Solve for x
    x = 8,966,772,510,639.61/3,438,381.98
  6. Step 6: Final answer
    x = 2,607,846.53

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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.