Home / 1,266,995.87-1,900,295.76-414,060.74

Finding the Fourth Proportional to 1,266,995.87, 1,900,295.76 and 414,060.74

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Solution

The fourth proportional to 1,266,995.87, 1,900,295.76 and 414,060.74 is: 621,026.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,995.87 : 1,900,295.76 = 414,060.74 : x
  2. Step 2: Convert to fraction form
    1,266,995.87/1,900,295.76 = 414,060.74/x
  3. Step 3: Cross multiply
    1,266,995.87x = 1,900,295.76 × 414,060.74
  4. Step 4: Simplify right side
    1,266,995.87x = 786,837,868,604.46
  5. Step 5: Solve for x
    x = 786,837,868,604.46/1,266,995.87
  6. Step 6: Final answer
    x = 621,026.39

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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.