Home / 3,651,875.12-5,039,736.90-2,020,254.86

Finding the Fourth Proportional to 3,651,875.12, 5,039,736.90 and 2,020,254.86

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Solution

The fourth proportional to 3,651,875.12, 5,039,736.90 and 2,020,254.86 is: 2,788,034.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651,875.12 : 5,039,736.90 = 2,020,254.86 : x
  2. Step 2: Convert to fraction form
    3,651,875.12/5,039,736.90 = 2,020,254.86/x
  3. Step 3: Cross multiply
    3,651,875.12x = 5,039,736.90 × 2,020,254.86
  4. Step 4: Simplify right side
    3,651,875.12x = 10,181,552,965,346.34
  5. Step 5: Solve for x
    x = 10,181,552,965,346.34/3,651,875.12
  6. Step 6: Final answer
    x = 2,788,034.26

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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.