Home / 3,828,085.12-5,742,944.16-1,910,027.68

Finding the Fourth Proportional to 3,828,085.12, 5,742,944.16 and 1,910,027.68

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Solution

The fourth proportional to 3,828,085.12, 5,742,944.16 and 1,910,027.68 is: 2,865,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,085.12 : 5,742,944.16 = 1,910,027.68 : x
  2. Step 2: Convert to fraction form
    3,828,085.12/5,742,944.16 = 1,910,027.68/x
  3. Step 3: Cross multiply
    3,828,085.12x = 5,742,944.16 × 1,910,027.68
  4. Step 4: Simplify right side
    3,828,085.12x = 10,969,182,310,294.35
  5. Step 5: Solve for x
    x = 10,969,182,310,294.35/3,828,085.12
  6. Step 6: Final answer
    x = 2,865,448.90

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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.