Home / 3,005,184.68-4,147,146.90-1,628,566.76

Finding the Fourth Proportional to 3,005,184.68, 4,147,146.90 and 1,628,566.76

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Solution

The fourth proportional to 3,005,184.68, 4,147,146.90 and 1,628,566.76 is: 2,247,417.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,184.68 : 4,147,146.90 = 1,628,566.76 : x
  2. Step 2: Convert to fraction form
    3,005,184.68/4,147,146.90 = 1,628,566.76/x
  3. Step 3: Cross multiply
    3,005,184.68x = 4,147,146.90 × 1,628,566.76
  4. Step 4: Simplify right side
    3,005,184.68x = 6,753,905,590,177.04
  5. Step 5: Solve for x
    x = 6,753,905,590,177.04/3,005,184.68
  6. Step 6: Final answer
    x = 2,247,417.82

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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.