Home / 5,378,585.60-7,422,448.02-2,964,137.60

Finding the Fourth Proportional to 5,378,585.60, 7,422,448.02 and 2,964,137.60

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Solution

The fourth proportional to 5,378,585.60, 7,422,448.02 and 2,964,137.60 is: 4,090,509.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378,585.60 : 7,422,448.02 = 2,964,137.60 : x
  2. Step 2: Convert to fraction form
    5,378,585.60/7,422,448.02 = 2,964,137.60/x
  3. Step 3: Cross multiply
    5,378,585.60x = 7,422,448.02 × 2,964,137.60
  4. Step 4: Simplify right side
    5,378,585.60x = 22,001,157,260,127.55
  5. Step 5: Solve for x
    x = 22,001,157,260,127.55/5,378,585.60
  6. Step 6: Final answer
    x = 4,090,509.83

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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.