Home / 2,019,969.10-3,029,953.65-1,264,141.90

Finding the Fourth Proportional to 2,019,969.10, 3,029,953.65 and 1,264,141.90

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Solution

The fourth proportional to 2,019,969.10, 3,029,953.65 and 1,264,141.90 is: 1,896,212.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,969.10 : 3,029,953.65 = 1,264,141.90 : x
  2. Step 2: Convert to fraction form
    2,019,969.10/3,029,953.65 = 1,264,141.90/x
  3. Step 3: Cross multiply
    2,019,969.10x = 3,029,953.65 × 1,264,141.90
  4. Step 4: Simplify right side
    2,019,969.10x = 3,830,291,364,022.93
  5. Step 5: Solve for x
    x = 3,830,291,364,022.93/2,019,969.10
  6. Step 6: Final answer
    x = 1,896,212.85

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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.