Home / 1,298,594.40-1,947,891.60-1,077,410.40

Finding the Fourth Proportional to 1,298,594.40, 1,947,891.60 and 1,077,410.40

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Solution

The fourth proportional to 1,298,594.40, 1,947,891.60 and 1,077,410.40 is: 1,616,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,594.40 : 1,947,891.60 = 1,077,410.40 : x
  2. Step 2: Convert to fraction form
    1,298,594.40/1,947,891.60 = 1,077,410.40/x
  3. Step 3: Cross multiply
    1,298,594.40x = 1,947,891.60 × 1,077,410.40
  4. Step 4: Simplify right side
    1,298,594.40x = 2,098,678,667,912.64
  5. Step 5: Solve for x
    x = 2,098,678,667,912.64/1,298,594.40
  6. Step 6: Final answer
    x = 1,616,115.60

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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.