Home / 1,197,012.96-1,796,332.74-487,170.17

Finding the Fourth Proportional to 1,197,012.96, 1,796,332.74 and 487,170.17

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Solution

The fourth proportional to 1,197,012.96, 1,796,332.74 and 487,170.17 is: 731,086.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,012.96 : 1,796,332.74 = 487,170.17 : x
  2. Step 2: Convert to fraction form
    1,197,012.96/1,796,332.74 = 487,170.17/x
  3. Step 3: Cross multiply
    1,197,012.96x = 1,796,332.74 × 487,170.17
  4. Step 4: Simplify right side
    1,197,012.96x = 875,119,717,340.70
  5. Step 5: Solve for x
    x = 875,119,717,340.70/1,197,012.96
  6. Step 6: Final answer
    x = 731,086.25

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.