Home / 2,857,579.32-4,280,610.78-1,898,574.96

Finding the Fourth Proportional to 2,857,579.32, 4,280,610.78 and 1,898,574.96

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Solution

The fourth proportional to 2,857,579.32, 4,280,610.78 and 1,898,574.96 is: 2,844,036.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,579.32 : 4,280,610.78 = 1,898,574.96 : x
  2. Step 2: Convert to fraction form
    2,857,579.32/4,280,610.78 = 1,898,574.96/x
  3. Step 3: Cross multiply
    2,857,579.32x = 4,280,610.78 × 1,898,574.96
  4. Step 4: Simplify right side
    2,857,579.32x = 8,127,060,440,414.07
  5. Step 5: Solve for x
    x = 8,127,060,440,414.07/2,857,579.32
  6. Step 6: Final answer
    x = 2,844,036.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.