Home / 2,225,856.19-3,071,681.74-1,258,965.67

Finding the Fourth Proportional to 2,225,856.19, 3,071,681.74 and 1,258,965.67

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Solution

The fourth proportional to 2,225,856.19, 3,071,681.74 and 1,258,965.67 is: 1,737,372.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,856.19 : 3,071,681.74 = 1,258,965.67 : x
  2. Step 2: Convert to fraction form
    2,225,856.19/3,071,681.74 = 1,258,965.67/x
  3. Step 3: Cross multiply
    2,225,856.19x = 3,071,681.74 × 1,258,965.67
  4. Step 4: Simplify right side
    2,225,856.19x = 3,867,141,859,825.87
  5. Step 5: Solve for x
    x = 3,867,141,859,825.87/2,225,856.19
  6. Step 6: Final answer
    x = 1,737,372.74

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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.