Home / 1,325,787-1,829,586.06-722,175

Finding the Fourth Proportional to 1,325,787, 1,829,586.06 and 722,175

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Solution

The fourth proportional to 1,325,787, 1,829,586.06 and 722,175 is: 996,601.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,787 : 1,829,586.06 = 722,175 : x
  2. Step 2: Convert to fraction form
    1,325,787/1,829,586.06 = 722,175/x
  3. Step 3: Cross multiply
    1,325,787x = 1,829,586.06 × 722,175
  4. Step 4: Simplify right side
    1,325,787x = 1,321,281,312,880.50
  5. Step 5: Solve for x
    x = 1,321,281,312,880.50/1,325,787
  6. Step 6: Final answer
    x = 996,601.50

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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.