Home / 1,258,759.34-1,737,027.45-714,823.28

Finding the Fourth Proportional to 1,258,759.34, 1,737,027.45 and 714,823.28

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Solution

The fourth proportional to 1,258,759.34, 1,737,027.45 and 714,823.28 is: 986,421.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,759.34 : 1,737,027.45 = 714,823.28 : x
  2. Step 2: Convert to fraction form
    1,258,759.34/1,737,027.45 = 714,823.28/x
  3. Step 3: Cross multiply
    1,258,759.34x = 1,737,027.45 × 714,823.28
  4. Step 4: Simplify right side
    1,258,759.34x = 1,241,667,663,601.60
  5. Step 5: Solve for x
    x = 1,241,667,663,601.60/1,258,759.34
  6. Step 6: Final answer
    x = 986,421.81

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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.