Home / 2,122,753.23-2,929,434.39-1,155,902.40

Finding the Fourth Proportional to 2,122,753.23, 2,929,434.39 and 1,155,902.40

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Solution

The fourth proportional to 2,122,753.23, 2,929,434.39 and 1,155,902.40 is: 1,595,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,753.23 : 2,929,434.39 = 1,155,902.40 : x
  2. Step 2: Convert to fraction form
    2,122,753.23/2,929,434.39 = 1,155,902.40/x
  3. Step 3: Cross multiply
    2,122,753.23x = 2,929,434.39 × 1,155,902.40
  4. Step 4: Simplify right side
    2,122,753.23x = 3,386,140,242,043.54
  5. Step 5: Solve for x
    x = 3,386,140,242,043.54/2,122,753.23
  6. Step 6: Final answer
    x = 1,595,164.33

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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.