Home / 913,709.16-1,367,582.94-826,410.60

Finding the Fourth Proportional to 913,709.16, 1,367,582.94 and 826,410.60

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Solution

The fourth proportional to 913,709.16, 1,367,582.94 and 826,410.60 is: 1,236,919.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,709.16 : 1,367,582.94 = 826,410.60 : x
  2. Step 2: Convert to fraction form
    913,709.16/1,367,582.94 = 826,410.60/x
  3. Step 3: Cross multiply
    913,709.16x = 1,367,582.94 × 826,410.60
  4. Step 4: Simplify right side
    913,709.16x = 1,130,185,037,995.16
  5. Step 5: Solve for x
    x = 1,130,185,037,995.16/913,709.16
  6. Step 6: Final answer
    x = 1,236,919.89

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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.