Home / 1,317,695.46-1,817,716.47-801,607.20

Finding the Fourth Proportional to 1,317,695.46, 1,817,716.47 and 801,607.20

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Solution

The fourth proportional to 1,317,695.46, 1,817,716.47 and 801,607.20 is: 1,105,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,695.46 : 1,817,716.47 = 801,607.20 : x
  2. Step 2: Convert to fraction form
    1,317,695.46/1,817,716.47 = 801,607.20/x
  3. Step 3: Cross multiply
    1,317,695.46x = 1,817,716.47 × 801,607.20
  4. Step 4: Simplify right side
    1,317,695.46x = 1,457,094,609,910.58
  5. Step 5: Solve for x
    x = 1,457,094,609,910.58/1,317,695.46
  6. Step 6: Final answer
    x = 1,105,790.11

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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.