Home / 1,834,009.40-2,753,087.70-1,415,142.20

Finding the Fourth Proportional to 1,834,009.40, 2,753,087.70 and 1,415,142.20

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Solution

The fourth proportional to 1,834,009.40, 2,753,087.70 and 1,415,142.20 is: 2,124,313.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,009.40 : 2,753,087.70 = 1,415,142.20 : x
  2. Step 2: Convert to fraction form
    1,834,009.40/2,753,087.70 = 1,415,142.20/x
  3. Step 3: Cross multiply
    1,834,009.40x = 2,753,087.70 × 1,415,142.20
  4. Step 4: Simplify right side
    1,834,009.40x = 3,896,010,584,570.94
  5. Step 5: Solve for x
    x = 3,896,010,584,570.94/1,834,009.40
  6. Step 6: Final answer
    x = 2,124,313.31

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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.