Home / 1,201,999.10-1,802,998.65-403,306.70

Finding the Fourth Proportional to 1,201,999.10, 1,802,998.65 and 403,306.70

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Solution

The fourth proportional to 1,201,999.10, 1,802,998.65 and 403,306.70 is: 604,960.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,999.10 : 1,802,998.65 = 403,306.70 : x
  2. Step 2: Convert to fraction form
    1,201,999.10/1,802,998.65 = 403,306.70/x
  3. Step 3: Cross multiply
    1,201,999.10x = 1,802,998.65 × 403,306.70
  4. Step 4: Simplify right side
    1,201,999.10x = 727,161,435,635.96
  5. Step 5: Solve for x
    x = 727,161,435,635.96/1,201,999.10
  6. Step 6: Final answer
    x = 604,960.05

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Similar ratio
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1.5x scale

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.