Home / 2,488,345.36-3,433,697.56-1,385,693.45

Finding the Fourth Proportional to 2,488,345.36, 3,433,697.56 and 1,385,693.45

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Solution

The fourth proportional to 2,488,345.36, 3,433,697.56 and 1,385,693.45 is: 1,912,134.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,345.36 : 3,433,697.56 = 1,385,693.45 : x
  2. Step 2: Convert to fraction form
    2,488,345.36/3,433,697.56 = 1,385,693.45/x
  3. Step 3: Cross multiply
    2,488,345.36x = 3,433,697.56 × 1,385,693.45
  4. Step 4: Simplify right side
    2,488,345.36x = 4,758,052,197,540.26
  5. Step 5: Solve for x
    x = 4,758,052,197,540.26/2,488,345.36
  6. Step 6: Final answer
    x = 1,912,134.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.