Home / 1,869,003.71-2,579,226.14-1,009,563.96

Finding the Fourth Proportional to 1,869,003.71, 2,579,226.14 and 1,009,563.96

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Solution

The fourth proportional to 1,869,003.71, 2,579,226.14 and 1,009,563.96 is: 1,393,198.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,003.71 : 2,579,226.14 = 1,009,563.96 : x
  2. Step 2: Convert to fraction form
    1,869,003.71/2,579,226.14 = 1,009,563.96/x
  3. Step 3: Cross multiply
    1,869,003.71x = 2,579,226.14 × 1,009,563.96
  4. Step 4: Simplify right side
    1,869,003.71x = 2,603,893,767,829.92
  5. Step 5: Solve for x
    x = 2,603,893,767,829.92/1,869,003.71
  6. Step 6: Final answer
    x = 1,393,198.82

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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.