Home / 3,343,964.40-4,615,064.82-1,985,837.40

Finding the Fourth Proportional to 3,343,964.40, 4,615,064.82 and 1,985,837.40

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Solution

The fourth proportional to 3,343,964.40, 4,615,064.82 and 1,985,837.40 is: 2,740,689.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343,964.40 : 4,615,064.82 = 1,985,837.40 : x
  2. Step 2: Convert to fraction form
    3,343,964.40/4,615,064.82 = 1,985,837.40/x
  3. Step 3: Cross multiply
    3,343,964.40x = 4,615,064.82 × 1,985,837.40
  4. Step 4: Simplify right side
    3,343,964.40x = 9,164,768,322,980.27
  5. Step 5: Solve for x
    x = 9,164,768,322,980.27/3,343,964.40
  6. Step 6: Final answer
    x = 2,740,689.56

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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.