Home / 2,840,284.06-3,919,623.22-1,551,162.40

Finding the Fourth Proportional to 2,840,284.06, 3,919,623.22 and 1,551,162.40

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Solution

The fourth proportional to 2,840,284.06, 3,919,623.22 and 1,551,162.40 is: 2,140,621.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,284.06 : 3,919,623.22 = 1,551,162.40 : x
  2. Step 2: Convert to fraction form
    2,840,284.06/3,919,623.22 = 1,551,162.40/x
  3. Step 3: Cross multiply
    2,840,284.06x = 3,919,623.22 × 1,551,162.40
  4. Step 4: Simplify right side
    2,840,284.06x = 6,079,972,161,030.93
  5. Step 5: Solve for x
    x = 6,079,972,161,030.93/2,840,284.06
  6. Step 6: Final answer
    x = 2,140,621.16

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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.