Home / 1,286,062.56-1,774,763.28-713,088

Finding the Fourth Proportional to 1,286,062.56, 1,774,763.28 and 713,088

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Solution

The fourth proportional to 1,286,062.56, 1,774,763.28 and 713,088 is: 984,059.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,062.56 : 1,774,763.28 = 713,088 : x
  2. Step 2: Convert to fraction form
    1,286,062.56/1,774,763.28 = 713,088/x
  3. Step 3: Cross multiply
    1,286,062.56x = 1,774,763.28 × 713,088
  4. Step 4: Simplify right side
    1,286,062.56x = 1,265,562,397,808.64
  5. Step 5: Solve for x
    x = 1,265,562,397,808.64/1,286,062.56
  6. Step 6: Final answer
    x = 984,059.75

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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.