Home / 1,672,027-2,307,539.52-947,003.68

Finding the Fourth Proportional to 1,672,027, 2,307,539.52 and 947,003.68

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Solution

The fourth proportional to 1,672,027, 2,307,539.52 and 947,003.68 is: 1,306,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,027 : 2,307,539.52 = 947,003.68 : x
  2. Step 2: Convert to fraction form
    1,672,027/2,307,539.52 = 947,003.68/x
  3. Step 3: Cross multiply
    1,672,027x = 2,307,539.52 × 947,003.68
  4. Step 4: Simplify right side
    1,672,027x = 2,185,248,417,185.43
  5. Step 5: Solve for x
    x = 2,185,248,417,185.43/1,672,027
  6. Step 6: Final answer
    x = 1,306,945.65

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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.