Home / 3,739,775.68-5,160,892.08-2,020,896.32

Finding the Fourth Proportional to 3,739,775.68, 5,160,892.08 and 2,020,896.32

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Solution

The fourth proportional to 3,739,775.68, 5,160,892.08 and 2,020,896.32 is: 2,788,837.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739,775.68 : 5,160,892.08 = 2,020,896.32 : x
  2. Step 2: Convert to fraction form
    3,739,775.68/5,160,892.08 = 2,020,896.32/x
  3. Step 3: Cross multiply
    3,739,775.68x = 5,160,892.08 × 2,020,896.32
  4. Step 4: Simplify right side
    3,739,775.68x = 10,429,627,812,389.15
  5. Step 5: Solve for x
    x = 10,429,627,812,389.15/3,739,775.68
  6. Step 6: Final answer
    x = 2,788,837.81

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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.