Home / 1,869,199.38-2,579,491.86-1,009,756.98

Finding the Fourth Proportional to 1,869,199.38, 2,579,491.86 and 1,009,756.98

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Solution

The fourth proportional to 1,869,199.38, 2,579,491.86 and 1,009,756.98 is: 1,393,462.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,199.38 : 2,579,491.86 = 1,009,756.98 : x
  2. Step 2: Convert to fraction form
    1,869,199.38/2,579,491.86 = 1,009,756.98/x
  3. Step 3: Cross multiply
    1,869,199.38x = 2,579,491.86 × 1,009,756.98
  4. Step 4: Simplify right side
    1,869,199.38x = 2,604,659,910,488.18
  5. Step 5: Solve for x
    x = 2,604,659,910,488.18/1,869,199.38
  6. Step 6: Final answer
    x = 1,393,462.86

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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.