Home / 1,552,917.22-2,329,375.11-430,985.86

Finding the Fourth Proportional to 1,552,917.22, 2,329,375.11 and 430,985.86

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Solution

The fourth proportional to 1,552,917.22, 2,329,375.11 and 430,985.86 is: 646,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,917.22 : 2,329,375.11 = 430,985.86 : x
  2. Step 2: Convert to fraction form
    1,552,917.22/2,329,375.11 = 430,985.86/x
  3. Step 3: Cross multiply
    1,552,917.22x = 2,329,375.11 × 430,985.86
  4. Step 4: Simplify right side
    1,552,917.22x = 1,003,927,735,045.94
  5. Step 5: Solve for x
    x = 1,003,927,735,045.94/1,552,917.22
  6. Step 6: Final answer
    x = 646,478.59

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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.