Home / 2,019,411.08-2,786,290.02-1,234,278.12

Finding the Fourth Proportional to 2,019,411.08, 2,786,290.02 and 1,234,278.12

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Solution

The fourth proportional to 2,019,411.08, 2,786,290.02 and 1,234,278.12 is: 1,702,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,411.08 : 2,786,290.02 = 1,234,278.12 : x
  2. Step 2: Convert to fraction form
    2,019,411.08/2,786,290.02 = 1,234,278.12/x
  3. Step 3: Cross multiply
    2,019,411.08x = 2,786,290.02 × 1,234,278.12
  4. Step 4: Simplify right side
    2,019,411.08x = 3,439,056,807,660.36
  5. Step 5: Solve for x
    x = 3,439,056,807,660.36/2,019,411.08
  6. Step 6: Final answer
    x = 1,702,999.87

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.