Home / 1,653,973.12-2,282,729.70-1,009,766.80

Finding the Fourth Proportional to 1,653,973.12, 2,282,729.70 and 1,009,766.80

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Solution

The fourth proportional to 1,653,973.12, 2,282,729.70 and 1,009,766.80 is: 1,393,628.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,973.12 : 2,282,729.70 = 1,009,766.80 : x
  2. Step 2: Convert to fraction form
    1,653,973.12/2,282,729.70 = 1,009,766.80/x
  3. Step 3: Cross multiply
    1,653,973.12x = 2,282,729.70 × 1,009,766.80
  4. Step 4: Simplify right side
    1,653,973.12x = 2,305,024,664,433.96
  5. Step 5: Solve for x
    x = 2,305,024,664,433.96/1,653,973.12
  6. Step 6: Final answer
    x = 1,393,628.85

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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.