Home / 3,438,259.05-5,157,559.88-1,308,508.23

Finding the Fourth Proportional to 3,438,259.05, 5,157,559.88 and 1,308,508.23

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Solution

The fourth proportional to 3,438,259.05, 5,157,559.88 and 1,308,508.23 is: 1,962,827.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,259.05 : 5,157,559.88 = 1,308,508.23 : x
  2. Step 2: Convert to fraction form
    3,438,259.05/5,157,559.88 = 1,308,508.23/x
  3. Step 3: Cross multiply
    3,438,259.05x = 5,157,559.88 × 1,308,508.23
  4. Step 4: Simplify right side
    3,438,259.05x = 6,748,709,549,697.81
  5. Step 5: Solve for x
    x = 6,748,709,549,697.81/3,438,259.05
  6. Step 6: Final answer
    x = 1,962,827.54

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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.