Home / 2,640,021.04-3,643,230.52-1,432,797.04

Finding the Fourth Proportional to 2,640,021.04, 3,643,230.52 and 1,432,797.04

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Solution

The fourth proportional to 2,640,021.04, 3,643,230.52 and 1,432,797.04 is: 1,977,260.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,021.04 : 3,643,230.52 = 1,432,797.04 : x
  2. Step 2: Convert to fraction form
    2,640,021.04/3,643,230.52 = 1,432,797.04/x
  3. Step 3: Cross multiply
    2,640,021.04x = 3,643,230.52 × 1,432,797.04
  4. Step 4: Simplify right side
    2,640,021.04x = 5,220,009,905,093.66
  5. Step 5: Solve for x
    x = 5,220,009,905,093.66/2,640,021.04
  6. Step 6: Final answer
    x = 1,977,260.72

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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.