Home / 4,128,321.60-5,697,083.52-2,317,484.16

Finding the Fourth Proportional to 4,128,321.60, 5,697,083.52 and 2,317,484.16

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Solution

The fourth proportional to 4,128,321.60, 5,697,083.52 and 2,317,484.16 is: 3,198,127.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,321.60 : 5,697,083.52 = 2,317,484.16 : x
  2. Step 2: Convert to fraction form
    4,128,321.60/5,697,083.52 = 2,317,484.16/x
  3. Step 3: Cross multiply
    4,128,321.60x = 5,697,083.52 × 2,317,484.16
  4. Step 4: Simplify right side
    4,128,321.60x = 13,202,900,815,797.04
  5. Step 5: Solve for x
    x = 13,202,900,815,797.04/4,128,321.60
  6. Step 6: Final answer
    x = 3,198,127.98

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1.5x scale

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.