Home / 1,636,675.11-2,453,438.03-838,332.63

Finding the Fourth Proportional to 1,636,675.11, 2,453,438.03 and 838,332.63

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Solution

The fourth proportional to 1,636,675.11, 2,453,438.03 and 838,332.63 is: 1,256,692.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,675.11 : 2,453,438.03 = 838,332.63 : x
  2. Step 2: Convert to fraction form
    1,636,675.11/2,453,438.03 = 838,332.63/x
  3. Step 3: Cross multiply
    1,636,675.11x = 2,453,438.03 × 838,332.63
  4. Step 4: Simplify right side
    1,636,675.11x = 2,056,797,152,040.26
  5. Step 5: Solve for x
    x = 2,056,797,152,040.26/1,636,675.11
  6. Step 6: Final answer
    x = 1,256,692.39

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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.