Home / 1,418,262.56-2,127,377.44-407,409.28

Finding the Fourth Proportional to 1,418,262.56, 2,127,377.44 and 407,409.28

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Solution

The fourth proportional to 1,418,262.56, 2,127,377.44 and 407,409.28 is: 611,109.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,262.56 : 2,127,377.44 = 407,409.28 : x
  2. Step 2: Convert to fraction form
    1,418,262.56/2,127,377.44 = 407,409.28/x
  3. Step 3: Cross multiply
    1,418,262.56x = 2,127,377.44 × 407,409.28
  4. Step 4: Simplify right side
    1,418,262.56x = 866,713,311,118.64
  5. Step 5: Solve for x
    x = 866,713,311,118.64/1,418,262.56
  6. Step 6: Final answer
    x = 611,109.21

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1.5x scale

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.