Home / 5,331,884.96-8,001,075.22-1,919,886.20

Finding the Fourth Proportional to 5,331,884.96, 8,001,075.22 and 1,919,886.20

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Solution

The fourth proportional to 5,331,884.96, 8,001,075.22 and 1,919,886.20 is: 2,880,998.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331,884.96 : 8,001,075.22 = 1,919,886.20 : x
  2. Step 2: Convert to fraction form
    5,331,884.96/8,001,075.22 = 1,919,886.20/x
  3. Step 3: Cross multiply
    5,331,884.96x = 8,001,075.22 × 1,919,886.20
  4. Step 4: Simplify right side
    5,331,884.96x = 15,361,153,900,039.96
  5. Step 5: Solve for x
    x = 15,361,153,900,039.96/5,331,884.96
  6. Step 6: Final answer
    x = 2,880,998.75

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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.