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Finding the Fourth Proportional to 5,495,888.76, 8,244,581.76 and 1,900,690.80

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Solution

The fourth proportional to 5,495,888.76, 8,244,581.76 and 1,900,690.80 is: 2,851,295.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495,888.76 : 8,244,581.76 = 1,900,690.80 : x
  2. Step 2: Convert to fraction form
    5,495,888.76/8,244,581.76 = 1,900,690.80/x
  3. Step 3: Cross multiply
    5,495,888.76x = 8,244,581.76 × 1,900,690.80
  4. Step 4: Simplify right side
    5,495,888.76x = 15,670,400,701,079.81
  5. Step 5: Solve for x
    x = 15,670,400,701,079.81/5,495,888.76
  6. Step 6: Final answer
    x = 2,851,295.10

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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.