Home / 2,009,868.90-3,012,178.95-1,448,247.30

Finding the Fourth Proportional to 2,009,868.90, 3,012,178.95 and 1,448,247.30

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Solution

The fourth proportional to 2,009,868.90, 3,012,178.95 and 1,448,247.30 is: 2,170,479.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,868.90 : 3,012,178.95 = 1,448,247.30 : x
  2. Step 2: Convert to fraction form
    2,009,868.90/3,012,178.95 = 1,448,247.30/x
  3. Step 3: Cross multiply
    2,009,868.90x = 3,012,178.95 × 1,448,247.30
  4. Step 4: Simplify right side
    2,009,868.90x = 4,362,380,031,454.34
  5. Step 5: Solve for x
    x = 4,362,380,031,454.34/2,009,868.90
  6. Step 6: Final answer
    x = 2,170,479.89

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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.