Home / 4,484,221.80-6,726,332.70-1,643,964.90

Finding the Fourth Proportional to 4,484,221.80, 6,726,332.70 and 1,643,964.90

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Solution

The fourth proportional to 4,484,221.80, 6,726,332.70 and 1,643,964.90 is: 2,465,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,484,221.80 : 6,726,332.70 = 1,643,964.90 : x
  2. Step 2: Convert to fraction form
    4,484,221.80/6,726,332.70 = 1,643,964.90/x
  3. Step 3: Cross multiply
    4,484,221.80x = 6,726,332.70 × 1,643,964.90
  4. Step 4: Simplify right side
    4,484,221.80x = 11,057,854,864,522.23
  5. Step 5: Solve for x
    x = 11,057,854,864,522.23/4,484,221.80
  6. Step 6: Final answer
    x = 2,465,947.35

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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.