Home / 2,019,479.74-2,786,837.19-1,114,061.50

Finding the Fourth Proportional to 2,019,479.74, 2,786,837.19 and 1,114,061.50

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Solution

The fourth proportional to 2,019,479.74, 2,786,837.19 and 1,114,061.50 is: 1,537,380.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,479.74 : 2,786,837.19 = 1,114,061.50 : x
  2. Step 2: Convert to fraction form
    2,019,479.74/2,786,837.19 = 1,114,061.50/x
  3. Step 3: Cross multiply
    2,019,479.74x = 2,786,837.19 × 1,114,061.50
  4. Step 4: Simplify right side
    2,019,479.74x = 3,104,708,020,147.19
  5. Step 5: Solve for x
    x = 3,104,708,020,147.19/2,019,479.74
  6. Step 6: Final answer
    x = 1,537,380.13

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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.