Home / 2,919,781.80-4,376,916.27-1,404,322.02

Finding the Fourth Proportional to 2,919,781.80, 4,376,916.27 and 1,404,322.02

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Solution

The fourth proportional to 2,919,781.80, 4,376,916.27 and 1,404,322.02 is: 2,105,157.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,781.80 : 4,376,916.27 = 1,404,322.02 : x
  2. Step 2: Convert to fraction form
    2,919,781.80/4,376,916.27 = 1,404,322.02/x
  3. Step 3: Cross multiply
    2,919,781.80x = 4,376,916.27 × 1,404,322.02
  4. Step 4: Simplify right side
    2,919,781.80x = 6,146,599,897,657.27
  5. Step 5: Solve for x
    x = 6,146,599,897,657.27/2,919,781.80
  6. Step 6: Final answer
    x = 2,105,157.27

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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.