Home / 1,314,583.28-1,814,124.92-710,971.28

Finding the Fourth Proportional to 1,314,583.28, 1,814,124.92 and 710,971.28

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Solution

The fourth proportional to 1,314,583.28, 1,814,124.92 and 710,971.28 is: 981,140.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,583.28 : 1,814,124.92 = 710,971.28 : x
  2. Step 2: Convert to fraction form
    1,314,583.28/1,814,124.92 = 710,971.28/x
  3. Step 3: Cross multiply
    1,314,583.28x = 1,814,124.92 × 710,971.28
  4. Step 4: Simplify right side
    1,314,583.28x = 1,289,790,716,452.30
  5. Step 5: Solve for x
    x = 1,289,790,716,452.30/1,314,583.28
  6. Step 6: Final answer
    x = 981,140.36

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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.