Home / 1,855,063.32-2,559,406.32-1,039,156.80

Finding the Fourth Proportional to 1,855,063.32, 2,559,406.32 and 1,039,156.80

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Solution

The fourth proportional to 1,855,063.32, 2,559,406.32 and 1,039,156.80 is: 1,433,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,063.32 : 2,559,406.32 = 1,039,156.80 : x
  2. Step 2: Convert to fraction form
    1,855,063.32/2,559,406.32 = 1,039,156.80/x
  3. Step 3: Cross multiply
    1,855,063.32x = 2,559,406.32 × 1,039,156.80
  4. Step 4: Simplify right side
    1,855,063.32x = 2,659,624,481,390.98
  5. Step 5: Solve for x
    x = 2,659,624,481,390.98/1,855,063.32
  6. Step 6: Final answer
    x = 1,433,710.89

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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.