Home / 5,140,096.54-7,702,033.68-1,897,170.55

Finding the Fourth Proportional to 5,140,096.54, 7,702,033.68 and 1,897,170.55

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Solution

The fourth proportional to 5,140,096.54, 7,702,033.68 and 1,897,170.55 is: 2,842,762.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,096.54 : 7,702,033.68 = 1,897,170.55 : x
  2. Step 2: Convert to fraction form
    5,140,096.54/7,702,033.68 = 1,897,170.55/x
  3. Step 3: Cross multiply
    5,140,096.54x = 7,702,033.68 × 1,897,170.55
  4. Step 4: Simplify right side
    5,140,096.54x = 14,612,071,472,804.12
  5. Step 5: Solve for x
    x = 14,612,071,472,804.12/5,140,096.54
  6. Step 6: Final answer
    x = 2,842,762.07

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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.