Home / 1,358,600.40-2,039,212.80-827,159.40

Finding the Fourth Proportional to 1,358,600.40, 2,039,212.80 and 827,159.40

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Solution

The fourth proportional to 1,358,600.40, 2,039,212.80 and 827,159.40 is: 1,241,538.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,600.40 : 2,039,212.80 = 827,159.40 : x
  2. Step 2: Convert to fraction form
    1,358,600.40/2,039,212.80 = 827,159.40/x
  3. Step 3: Cross multiply
    1,358,600.40x = 2,039,212.80 × 827,159.40
  4. Step 4: Simplify right side
    1,358,600.40x = 1,686,754,036,120.32
  5. Step 5: Solve for x
    x = 1,686,754,036,120.32/1,358,600.40
  6. Step 6: Final answer
    x = 1,241,538.01

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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.