Home / 5,167,147.60-7,749,827.16-1,572,043.60

Finding the Fourth Proportional to 5,167,147.60, 7,749,827.16 and 1,572,043.60

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Solution

The fourth proportional to 5,167,147.60, 7,749,827.16 and 1,572,043.60 is: 2,357,793.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167,147.60 : 7,749,827.16 = 1,572,043.60 : x
  2. Step 2: Convert to fraction form
    5,167,147.60/7,749,827.16 = 1,572,043.60/x
  3. Step 3: Cross multiply
    5,167,147.60x = 7,749,827.16 × 1,572,043.60
  4. Step 4: Simplify right side
    5,167,147.60x = 12,183,066,187,984.18
  5. Step 5: Solve for x
    x = 12,183,066,187,984.18/5,167,147.60
  6. Step 6: Final answer
    x = 2,357,793.34

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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.