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Finding the Fourth Proportional to 1,473,928.41, 2,207,349.63 and 840,923.13

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Solution

The fourth proportional to 1,473,928.41, 2,207,349.63 and 840,923.13 is: 1,259,363.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,928.41 : 2,207,349.63 = 840,923.13 : x
  2. Step 2: Convert to fraction form
    1,473,928.41/2,207,349.63 = 840,923.13/x
  3. Step 3: Cross multiply
    1,473,928.41x = 2,207,349.63 × 840,923.13
  4. Step 4: Simplify right side
    1,473,928.41x = 1,856,211,359,863.94
  5. Step 5: Solve for x
    x = 1,856,211,359,863.94/1,473,928.41
  6. Step 6: Final answer
    x = 1,259,363.31

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