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Finding the Fourth Proportional to 5,842,854.57, 8,764,018.90 and 3,924,574.01

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Solution

The fourth proportional to 5,842,854.57, 8,764,018.90 and 3,924,574.01 is: 5,886,684.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,842,854.57 : 8,764,018.90 = 3,924,574.01 : x
  2. Step 2: Convert to fraction form
    5,842,854.57/8,764,018.90 = 3,924,574.01/x
  3. Step 3: Cross multiply
    5,842,854.57x = 8,764,018.90 × 3,924,574.01
  4. Step 4: Simplify right side
    5,842,854.57x = 34,395,040,798,088.79
  5. Step 5: Solve for x
    x = 34,395,040,798,088.79/5,842,854.57
  6. Step 6: Final answer
    x = 5,886,684.39

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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.