Home / 1,295,283.56-1,787,406.95-714,471.64

Finding the Fourth Proportional to 1,295,283.56, 1,787,406.95 and 714,471.64

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Solution

The fourth proportional to 1,295,283.56, 1,787,406.95 and 714,471.64 is: 985,924.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,283.56 : 1,787,406.95 = 714,471.64 : x
  2. Step 2: Convert to fraction form
    1,295,283.56/1,787,406.95 = 714,471.64/x
  3. Step 3: Cross multiply
    1,295,283.56x = 1,787,406.95 × 714,471.64
  4. Step 4: Simplify right side
    1,295,283.56x = 1,277,051,572,231.56
  5. Step 5: Solve for x
    x = 1,277,051,572,231.56/1,295,283.56
  6. Step 6: Final answer
    x = 985,924.33

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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.