Home / 2,397,817.47-3,308,949.01-1,310,065.64

Finding the Fourth Proportional to 2,397,817.47, 3,308,949.01 and 1,310,065.64

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Solution

The fourth proportional to 2,397,817.47, 3,308,949.01 and 1,310,065.64 is: 1,807,869.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397,817.47 : 3,308,949.01 = 1,310,065.64 : x
  2. Step 2: Convert to fraction form
    2,397,817.47/3,308,949.01 = 1,310,065.64/x
  3. Step 3: Cross multiply
    2,397,817.47x = 3,308,949.01 × 1,310,065.64
  4. Step 4: Simplify right side
    2,397,817.47x = 4,334,940,402,513.02
  5. Step 5: Solve for x
    x = 4,334,940,402,513.02/2,397,817.47
  6. Step 6: Final answer
    x = 1,807,869.22

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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.