Home / 1,851,116.68-2,775,974.22-1,009,210.12

Finding the Fourth Proportional to 1,851,116.68, 2,775,974.22 and 1,009,210.12

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Solution

The fourth proportional to 1,851,116.68, 2,775,974.22 and 1,009,210.12 is: 1,513,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,116.68 : 2,775,974.22 = 1,009,210.12 : x
  2. Step 2: Convert to fraction form
    1,851,116.68/2,775,974.22 = 1,009,210.12/x
  3. Step 3: Cross multiply
    1,851,116.68x = 2,775,974.22 × 1,009,210.12
  4. Step 4: Simplify right side
    1,851,116.68x = 2,801,541,275,683.11
  5. Step 5: Solve for x
    x = 2,801,541,275,683.11/1,851,116.68
  6. Step 6: Final answer
    x = 1,513,433.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.