Home / 1,191,152.95-1,787,062.94-481,679.22

Finding the Fourth Proportional to 1,191,152.95, 1,787,062.94 and 481,679.22

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Solution

The fourth proportional to 1,191,152.95, 1,787,062.94 and 481,679.22 is: 722,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,152.95 : 1,787,062.94 = 481,679.22 : x
  2. Step 2: Convert to fraction form
    1,191,152.95/1,787,062.94 = 481,679.22/x
  3. Step 3: Cross multiply
    1,191,152.95x = 1,787,062.94 × 481,679.22
  4. Step 4: Simplify right side
    1,191,152.95x = 860,791,083,030.11
  5. Step 5: Solve for x
    x = 860,791,083,030.11/1,191,152.95
  6. Step 6: Final answer
    x = 722,653.70

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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.