Home / 1,193,607.46-1,644,040.51-917,437.15

Finding the Fourth Proportional to 1,193,607.46, 1,644,040.51 and 917,437.15

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Solution

The fourth proportional to 1,193,607.46, 1,644,040.51 and 917,437.15 is: 1,263,651.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,607.46 : 1,644,040.51 = 917,437.15 : x
  2. Step 2: Convert to fraction form
    1,193,607.46/1,644,040.51 = 917,437.15/x
  3. Step 3: Cross multiply
    1,193,607.46x = 1,644,040.51 × 917,437.15
  4. Step 4: Simplify right side
    1,193,607.46x = 1,508,303,839,978.95
  5. Step 5: Solve for x
    x = 1,508,303,839,978.95/1,193,607.46
  6. Step 6: Final answer
    x = 1,263,651.49

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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.