Home / 2,134,435.38-2,945,482.12-1,167,557.20

Finding the Fourth Proportional to 2,134,435.38, 2,945,482.12 and 1,167,557.20

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Solution

The fourth proportional to 2,134,435.38, 2,945,482.12 and 1,167,557.20 is: 1,611,207.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,435.38 : 2,945,482.12 = 1,167,557.20 : x
  2. Step 2: Convert to fraction form
    2,134,435.38/2,945,482.12 = 1,167,557.20/x
  3. Step 3: Cross multiply
    2,134,435.38x = 2,945,482.12 × 1,167,557.20
  4. Step 4: Simplify right side
    2,134,435.38x = 3,439,018,856,677.26
  5. Step 5: Solve for x
    x = 3,439,018,856,677.26/2,134,435.38
  6. Step 6: Final answer
    x = 1,611,207.76

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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.