Home / 1,103,910.14-1,655,865.34-345,810.68

Finding the Fourth Proportional to 1,103,910.14, 1,655,865.34 and 345,810.68

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Solution

The fourth proportional to 1,103,910.14, 1,655,865.34 and 345,810.68 is: 518,716.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,910.14 : 1,655,865.34 = 345,810.68 : x
  2. Step 2: Convert to fraction form
    1,103,910.14/1,655,865.34 = 345,810.68/x
  3. Step 3: Cross multiply
    1,103,910.14x = 1,655,865.34 × 345,810.68
  4. Step 4: Simplify right side
    1,103,910.14x = 572,615,928,624.90
  5. Step 5: Solve for x
    x = 572,615,928,624.90/1,103,910.14
  6. Step 6: Final answer
    x = 518,716.07

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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.