Home / 1,376,966.90-1,900,362.39-833,401.82

Finding the Fourth Proportional to 1,376,966.90, 1,900,362.39 and 833,401.82

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Solution

The fourth proportional to 1,376,966.90, 1,900,362.39 and 833,401.82 is: 1,150,184.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,966.90 : 1,900,362.39 = 833,401.82 : x
  2. Step 2: Convert to fraction form
    1,376,966.90/1,900,362.39 = 833,401.82/x
  3. Step 3: Cross multiply
    1,376,966.90x = 1,900,362.39 × 833,401.82
  4. Step 4: Simplify right side
    1,376,966.90x = 1,583,765,474,485.55
  5. Step 5: Solve for x
    x = 1,583,765,474,485.55/1,376,966.90
  6. Step 6: Final answer
    x = 1,150,184.13

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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.