Home / 1,266,185.72-1,747,336.35-693,225.95

Finding the Fourth Proportional to 1,266,185.72, 1,747,336.35 and 693,225.95

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Solution

The fourth proportional to 1,266,185.72, 1,747,336.35 and 693,225.95 is: 956,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,185.72 : 1,747,336.35 = 693,225.95 : x
  2. Step 2: Convert to fraction form
    1,266,185.72/1,747,336.35 = 693,225.95/x
  3. Step 3: Cross multiply
    1,266,185.72x = 1,747,336.35 × 693,225.95
  4. Step 4: Simplify right side
    1,266,185.72x = 1,211,298,895,061.20
  5. Step 5: Solve for x
    x = 1,211,298,895,061.20/1,266,185.72
  6. Step 6: Final answer
    x = 956,651.84

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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.