Home / 1,301,411.70-1,952,117.55-823,114.80

Finding the Fourth Proportional to 1,301,411.70, 1,952,117.55 and 823,114.80

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Solution

The fourth proportional to 1,301,411.70, 1,952,117.55 and 823,114.80 is: 1,234,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,411.70 : 1,952,117.55 = 823,114.80 : x
  2. Step 2: Convert to fraction form
    1,301,411.70/1,952,117.55 = 823,114.80/x
  3. Step 3: Cross multiply
    1,301,411.70x = 1,952,117.55 × 823,114.80
  4. Step 4: Simplify right side
    1,301,411.70x = 1,606,816,846,744.74
  5. Step 5: Solve for x
    x = 1,606,816,846,744.74/1,301,411.70
  6. Step 6: Final answer
    x = 1,234,672.20

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Double scale
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Similar ratio
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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.