Home / 1,281,863.00-1,768,899.06-700,970.90

Finding the Fourth Proportional to 1,281,863.00, 1,768,899.06 and 700,970.90

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Solution

The fourth proportional to 1,281,863.00, 1,768,899.06 and 700,970.90 is: 967,300.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,863.00 : 1,768,899.06 = 700,970.90 : x
  2. Step 2: Convert to fraction form
    1,281,863.00/1,768,899.06 = 700,970.90/x
  3. Step 3: Cross multiply
    1,281,863.00x = 1,768,899.06 × 700,970.90
  4. Step 4: Simplify right side
    1,281,863.00x = 1,239,946,757,252.86
  5. Step 5: Solve for x
    x = 1,239,946,757,252.86/1,281,863.00
  6. Step 6: Final answer
    x = 967,300.53

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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.