Home / 2,886,853.94-3,984,154.98-1,663,205.56

Finding the Fourth Proportional to 2,886,853.94, 3,984,154.98 and 1,663,205.56

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Solution

The fourth proportional to 2,886,853.94, 3,984,154.98 and 1,663,205.56 is: 2,295,394.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,853.94 : 3,984,154.98 = 1,663,205.56 : x
  2. Step 2: Convert to fraction form
    2,886,853.94/3,984,154.98 = 1,663,205.56/x
  3. Step 3: Cross multiply
    2,886,853.94x = 3,984,154.98 × 1,663,205.56
  4. Step 4: Simplify right side
    2,886,853.94x = 6,626,468,714,637.69
  5. Step 5: Solve for x
    x = 6,626,468,714,637.69/2,886,853.94
  6. Step 6: Final answer
    x = 2,295,394.52

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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.