Home / 1,258,861.32-1,737,205.07-700,089.95

Finding the Fourth Proportional to 1,258,861.32, 1,737,205.07 and 700,089.95

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Solution

The fourth proportional to 1,258,861.32, 1,737,205.07 and 700,089.95 is: 966,111.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,861.32 : 1,737,205.07 = 700,089.95 : x
  2. Step 2: Convert to fraction form
    1,258,861.32/1,737,205.07 = 700,089.95/x
  3. Step 3: Cross multiply
    1,258,861.32x = 1,737,205.07 × 700,089.95
  4. Step 4: Simplify right side
    1,258,861.32x = 1,216,199,811,438.61
  5. Step 5: Solve for x
    x = 1,216,199,811,438.61/1,258,861.32
  6. Step 6: Final answer
    x = 966,111.03

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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.