Home / 5,454,392.40-8,179,807.92-1,810,143.36

Finding the Fourth Proportional to 5,454,392.40, 8,179,807.92 and 1,810,143.36

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Solution

The fourth proportional to 5,454,392.40, 8,179,807.92 and 1,810,143.36 is: 2,714,624.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454,392.40 : 8,179,807.92 = 1,810,143.36 : x
  2. Step 2: Convert to fraction form
    5,454,392.40/8,179,807.92 = 1,810,143.36/x
  3. Step 3: Cross multiply
    5,454,392.40x = 8,179,807.92 × 1,810,143.36
  4. Step 4: Simplify right side
    5,454,392.40x = 14,806,624,992,463.41
  5. Step 5: Solve for x
    x = 14,806,624,992,463.41/5,454,392.40
  6. Step 6: Final answer
    x = 2,714,624.09

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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.