Home / 1,944,412.60-2,916,618.90-999,628.60

Finding the Fourth Proportional to 1,944,412.60, 2,916,618.90 and 999,628.60

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Solution

The fourth proportional to 1,944,412.60, 2,916,618.90 and 999,628.60 is: 1,499,442.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,412.60 : 2,916,618.90 = 999,628.60 : x
  2. Step 2: Convert to fraction form
    1,944,412.60/2,916,618.90 = 999,628.60/x
  3. Step 3: Cross multiply
    1,944,412.60x = 2,916,618.90 × 999,628.60
  4. Step 4: Simplify right side
    1,944,412.60x = 2,915,535,667,740.54
  5. Step 5: Solve for x
    x = 2,915,535,667,740.54/1,944,412.60
  6. Step 6: Final answer
    x = 1,499,442.90

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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.