Home / 1,063,606.40-1,593,259.20-663,017.60

Finding the Fourth Proportional to 1,063,606.40, 1,593,259.20 and 663,017.60

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Solution

The fourth proportional to 1,063,606.40, 1,593,259.20 and 663,017.60 is: 993,185.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,606.40 : 1,593,259.20 = 663,017.60 : x
  2. Step 2: Convert to fraction form
    1,063,606.40/1,593,259.20 = 663,017.60/x
  3. Step 3: Cross multiply
    1,063,606.40x = 1,593,259.20 × 663,017.60
  4. Step 4: Simplify right side
    1,063,606.40x = 1,056,358,890,961.92
  5. Step 5: Solve for x
    x = 1,056,358,890,961.92/1,063,606.40
  6. Step 6: Final answer
    x = 993,185.91

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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.