Home / 2,168,952.64-2,993,154.90-1,202,145.32

Finding the Fourth Proportional to 2,168,952.64, 2,993,154.90 and 1,202,145.32

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Solution

The fourth proportional to 2,168,952.64, 2,993,154.90 and 1,202,145.32 is: 1,658,960.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,952.64 : 2,993,154.90 = 1,202,145.32 : x
  2. Step 2: Convert to fraction form
    2,168,952.64/2,993,154.90 = 1,202,145.32/x
  3. Step 3: Cross multiply
    2,168,952.64x = 2,993,154.90 × 1,202,145.32
  4. Step 4: Simplify right side
    2,168,952.64x = 3,598,207,155,070.07
  5. Step 5: Solve for x
    x = 3,598,207,155,070.07/2,168,952.64
  6. Step 6: Final answer
    x = 1,658,960.68

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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.