Home / 1,412,952-1,949,925.06-809,456.64

Finding the Fourth Proportional to 1,412,952, 1,949,925.06 and 809,456.64

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Solution

The fourth proportional to 1,412,952, 1,949,925.06 and 809,456.64 is: 1,117,079.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,952 : 1,949,925.06 = 809,456.64 : x
  2. Step 2: Convert to fraction form
    1,412,952/1,949,925.06 = 809,456.64/x
  3. Step 3: Cross multiply
    1,412,952x = 1,949,925.06 × 809,456.64
  4. Step 4: Simplify right side
    1,412,952x = 1,578,379,787,319.40
  5. Step 5: Solve for x
    x = 1,578,379,787,319.40/1,412,952
  6. Step 6: Final answer
    x = 1,117,079.55

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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.