Home / 2,390,448.64-3,298,819.18-1,317,360.64

Finding the Fourth Proportional to 2,390,448.64, 3,298,819.18 and 1,317,360.64

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Solution

The fourth proportional to 2,390,448.64, 3,298,819.18 and 1,317,360.64 is: 1,817,957.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,448.64 : 3,298,819.18 = 1,317,360.64 : x
  2. Step 2: Convert to fraction form
    2,390,448.64/3,298,819.18 = 1,317,360.64/x
  3. Step 3: Cross multiply
    2,390,448.64x = 3,298,819.18 × 1,317,360.64
  4. Step 4: Simplify right side
    2,390,448.64x = 4,345,734,546,209.08
  5. Step 5: Solve for x
    x = 4,345,734,546,209.08/2,390,448.64
  6. Step 6: Final answer
    x = 1,817,957.71

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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.