Home / 2,840,275.06-3,919,610.80-1,551,153.40

Finding the Fourth Proportional to 2,840,275.06, 3,919,610.80 and 1,551,153.40

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Solution

The fourth proportional to 2,840,275.06, 3,919,610.80 and 1,551,153.40 is: 2,140,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,275.06 : 3,919,610.80 = 1,551,153.40 : x
  2. Step 2: Convert to fraction form
    2,840,275.06/3,919,610.80 = 1,551,153.40/x
  3. Step 3: Cross multiply
    2,840,275.06x = 3,919,610.80 × 1,551,153.40
  4. Step 4: Simplify right side
    2,840,275.06x = 6,079,917,619,096.72
  5. Step 5: Solve for x
    x = 6,079,917,619,096.72/2,840,275.06
  6. Step 6: Final answer
    x = 2,140,608.74

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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.