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Finding the Fourth Proportional to 1,655,093.54, 2,283,965.48 and 929,971.82

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Solution

The fourth proportional to 1,655,093.54, 2,283,965.48 and 929,971.82 is: 1,283,325.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,093.54 : 2,283,965.48 = 929,971.82 : x
  2. Step 2: Convert to fraction form
    1,655,093.54/2,283,965.48 = 929,971.82/x
  3. Step 3: Cross multiply
    1,655,093.54x = 2,283,965.48 × 929,971.82
  4. Step 4: Simplify right side
    1,655,093.54x = 2,124,023,534,252.77
  5. Step 5: Solve for x
    x = 2,124,023,534,252.77/1,655,093.54
  6. Step 6: Final answer
    x = 1,283,325.37

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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.