Home / 1,133,176.20-1,696,265.10-658,451.40

Finding the Fourth Proportional to 1,133,176.20, 1,696,265.10 and 658,451.40

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Solution

The fourth proportional to 1,133,176.20, 1,696,265.10 and 658,451.40 is: 985,643.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,176.20 : 1,696,265.10 = 658,451.40 : x
  2. Step 2: Convert to fraction form
    1,133,176.20/1,696,265.10 = 658,451.40/x
  3. Step 3: Cross multiply
    1,133,176.20x = 1,696,265.10 × 658,451.40
  4. Step 4: Simplify right side
    1,133,176.20x = 1,116,908,129,866.14
  5. Step 5: Solve for x
    x = 1,116,908,129,866.14/1,133,176.20
  6. Step 6: Final answer
    x = 985,643.83

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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.