Home / 5,139,641.53-7,709,479.62-1,301,462.11

Finding the Fourth Proportional to 5,139,641.53, 7,709,479.62 and 1,301,462.11

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Solution

The fourth proportional to 5,139,641.53, 7,709,479.62 and 1,301,462.11 is: 1,952,197.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,641.53 : 7,709,479.62 = 1,301,462.11 : x
  2. Step 2: Convert to fraction form
    5,139,641.53/7,709,479.62 = 1,301,462.11/x
  3. Step 3: Cross multiply
    5,139,641.53x = 7,709,479.62 × 1,301,462.11
  4. Step 4: Simplify right side
    5,139,641.53x = 10,033,595,613,247.20
  5. Step 5: Solve for x
    x = 10,033,595,613,247.20/5,139,641.53
  6. Step 6: Final answer
    x = 1,952,197.55

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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.