Home / 2,122,754.23-2,929,435.77-1,155,903.40

Finding the Fourth Proportional to 2,122,754.23, 2,929,435.77 and 1,155,903.40

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Solution

The fourth proportional to 2,122,754.23, 2,929,435.77 and 1,155,903.40 is: 1,595,165.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,754.23 : 2,929,435.77 = 1,155,903.40 : x
  2. Step 2: Convert to fraction form
    2,122,754.23/2,929,435.77 = 1,155,903.40/x
  3. Step 3: Cross multiply
    2,122,754.23x = 2,929,435.77 × 1,155,903.40
  4. Step 4: Simplify right side
    2,122,754.23x = 3,386,144,766,624.62
  5. Step 5: Solve for x
    x = 3,386,144,766,624.62/2,122,754.23
  6. Step 6: Final answer
    x = 1,595,165.71

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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.