Home / 1,381,164.76-2,071,747.14-1,303,197.40

Finding the Fourth Proportional to 1,381,164.76, 2,071,747.14 and 1,303,197.40

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Solution

The fourth proportional to 1,381,164.76, 2,071,747.14 and 1,303,197.40 is: 1,954,796.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,164.76 : 2,071,747.14 = 1,303,197.40 : x
  2. Step 2: Convert to fraction form
    1,381,164.76/2,071,747.14 = 1,303,197.40/x
  3. Step 3: Cross multiply
    1,381,164.76x = 2,071,747.14 × 1,303,197.40
  4. Step 4: Simplify right side
    1,381,164.76x = 2,699,895,486,305.44
  5. Step 5: Solve for x
    x = 2,699,895,486,305.44/1,381,164.76
  6. Step 6: Final answer
    x = 1,954,796.10

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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.