Home / 3,418,587.14-4,719,102.86-2,130,064.15

Finding the Fourth Proportional to 3,418,587.14, 4,719,102.86 and 2,130,064.15

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Solution

The fourth proportional to 3,418,587.14, 4,719,102.86 and 2,130,064.15 is: 2,940,393.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,587.14 : 4,719,102.86 = 2,130,064.15 : x
  2. Step 2: Convert to fraction form
    3,418,587.14/4,719,102.86 = 2,130,064.15/x
  3. Step 3: Cross multiply
    3,418,587.14x = 4,719,102.86 × 2,130,064.15
  4. Step 4: Simplify right side
    3,418,587.14x = 10,051,991,807,788.13
  5. Step 5: Solve for x
    x = 10,051,991,807,788.13/3,418,587.14
  6. Step 6: Final answer
    x = 2,940,393.62

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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.