Home / 3,418,424.12-4,718,056.37-2,196,257.45

Finding the Fourth Proportional to 3,418,424.12, 4,718,056.37 and 2,196,257.45

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Solution

The fourth proportional to 3,418,424.12, 4,718,056.37 and 2,196,257.45 is: 3,031,240.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,424.12 : 4,718,056.37 = 2,196,257.45 : x
  2. Step 2: Convert to fraction form
    3,418,424.12/4,718,056.37 = 2,196,257.45/x
  3. Step 3: Cross multiply
    3,418,424.12x = 4,718,056.37 × 2,196,257.45
  4. Step 4: Simplify right side
    3,418,424.12x = 10,362,066,417,560.89
  5. Step 5: Solve for x
    x = 10,362,066,417,560.89/3,418,424.12
  6. Step 6: Final answer
    x = 3,031,240.73

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1.5x scale

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.