Home / 3,612,926.24-4,985,379.96-1,980,904.15

Finding the Fourth Proportional to 3,612,926.24, 4,985,379.96 and 1,980,904.15

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Solution

The fourth proportional to 3,612,926.24, 4,985,379.96 and 1,980,904.15 is: 2,733,396.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,926.24 : 4,985,379.96 = 1,980,904.15 : x
  2. Step 2: Convert to fraction form
    3,612,926.24/4,985,379.96 = 1,980,904.15/x
  3. Step 3: Cross multiply
    3,612,926.24x = 4,985,379.96 × 1,980,904.15
  4. Step 4: Simplify right side
    3,612,926.24x = 9,875,559,852,090.83
  5. Step 5: Solve for x
    x = 9,875,559,852,090.83/3,612,926.24
  6. Step 6: Final answer
    x = 2,733,396.48

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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.