Home / 2,029,511.28-2,798,793.56-1,213,585.32

Finding the Fourth Proportional to 2,029,511.28, 2,798,793.56 and 1,213,585.32

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Solution

The fourth proportional to 2,029,511.28, 2,798,793.56 and 1,213,585.32 is: 1,673,592.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,511.28 : 2,798,793.56 = 1,213,585.32 : x
  2. Step 2: Convert to fraction form
    2,029,511.28/2,798,793.56 = 1,213,585.32/x
  3. Step 3: Cross multiply
    2,029,511.28x = 2,798,793.56 × 1,213,585.32
  4. Step 4: Simplify right side
    2,029,511.28x = 3,396,574,778,126.54
  5. Step 5: Solve for x
    x = 3,396,574,778,126.54/2,029,511.28
  6. Step 6: Final answer
    x = 1,673,592.46

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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.