Home / 2,689,975.60-4,034,963.40-1,934,148.40

Finding the Fourth Proportional to 2,689,975.60, 4,034,963.40 and 1,934,148.40

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Solution

The fourth proportional to 2,689,975.60, 4,034,963.40 and 1,934,148.40 is: 2,901,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,975.60 : 4,034,963.40 = 1,934,148.40 : x
  2. Step 2: Convert to fraction form
    2,689,975.60/4,034,963.40 = 1,934,148.40/x
  3. Step 3: Cross multiply
    2,689,975.60x = 4,034,963.40 × 1,934,148.40
  4. Step 4: Simplify right side
    2,689,975.60x = 7,804,218,004,168.56
  5. Step 5: Solve for x
    x = 7,804,218,004,168.56/2,689,975.60
  6. Step 6: Final answer
    x = 2,901,222.60

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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.