Home / 1,226,560.50-1,692,669.51-675,340.34

Finding the Fourth Proportional to 1,226,560.50, 1,692,669.51 and 675,340.34

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Solution

The fourth proportional to 1,226,560.50, 1,692,669.51 and 675,340.34 is: 931,978.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,560.50 : 1,692,669.51 = 675,340.34 : x
  2. Step 2: Convert to fraction form
    1,226,560.50/1,692,669.51 = 675,340.34/x
  3. Step 3: Cross multiply
    1,226,560.50x = 1,692,669.51 × 675,340.34
  4. Step 4: Simplify right side
    1,226,560.50x = 1,143,127,993,927.69
  5. Step 5: Solve for x
    x = 1,143,127,993,927.69/1,226,560.50
  6. Step 6: Final answer
    x = 931,978.48

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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.