Home / 1,425,948.48-2,139,399.32-466,447.86

Finding the Fourth Proportional to 1,425,948.48, 2,139,399.32 and 466,447.86

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Solution

The fourth proportional to 1,425,948.48, 2,139,399.32 and 466,447.86 is: 699,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,948.48 : 2,139,399.32 = 466,447.86 : x
  2. Step 2: Convert to fraction form
    1,425,948.48/2,139,399.32 = 466,447.86/x
  3. Step 3: Cross multiply
    1,425,948.48x = 2,139,399.32 × 466,447.86
  4. Step 4: Simplify right side
    1,425,948.48x = 997,918,232,167.22
  5. Step 5: Solve for x
    x = 997,918,232,167.22/1,425,948.48
  6. Step 6: Final answer
    x = 699,827.69

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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.