Home / 4,420,482.61-6,630,725.73-1,988,796.46

Finding the Fourth Proportional to 4,420,482.61, 6,630,725.73 and 1,988,796.46

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Solution

The fourth proportional to 4,420,482.61, 6,630,725.73 and 1,988,796.46 is: 2,983,195.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,482.61 : 6,630,725.73 = 1,988,796.46 : x
  2. Step 2: Convert to fraction form
    4,420,482.61/6,630,725.73 = 1,988,796.46/x
  3. Step 3: Cross multiply
    4,420,482.61x = 6,630,725.73 × 1,988,796.46
  4. Step 4: Simplify right side
    4,420,482.61x = 13,187,163,859,054.92
  5. Step 5: Solve for x
    x = 13,187,163,859,054.92/4,420,482.61
  6. Step 6: Final answer
    x = 2,983,195.51

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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.