Home / 1,263,555-1,743,702.66-690,599.07

Finding the Fourth Proportional to 1,263,555, 1,743,702.66 and 690,599.07

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Solution

The fourth proportional to 1,263,555, 1,743,702.66 and 690,599.07 is: 953,024.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,555 : 1,743,702.66 = 690,599.07 : x
  2. Step 2: Convert to fraction form
    1,263,555/1,743,702.66 = 690,599.07/x
  3. Step 3: Cross multiply
    1,263,555x = 1,743,702.66 × 690,599.07
  4. Step 4: Simplify right side
    1,263,555x = 1,204,199,435,352.53
  5. Step 5: Solve for x
    x = 1,204,199,435,352.53/1,263,555
  6. Step 6: Final answer
    x = 953,024.95

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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.