Home / 1,932,862.40-2,898,256.80-809,662.40

Finding the Fourth Proportional to 1,932,862.40, 2,898,256.80 and 809,662.40

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Solution

The fourth proportional to 1,932,862.40, 2,898,256.80 and 809,662.40 is: 1,214,059.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,862.40 : 2,898,256.80 = 809,662.40 : x
  2. Step 2: Convert to fraction form
    1,932,862.40/2,898,256.80 = 809,662.40/x
  3. Step 3: Cross multiply
    1,932,862.40x = 2,898,256.80 × 809,662.40
  4. Step 4: Simplify right side
    1,932,862.40x = 2,346,609,556,504.32
  5. Step 5: Solve for x
    x = 2,346,609,556,504.32/1,932,862.40
  6. Step 6: Final answer
    x = 1,214,059.29

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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.