Home / 1,001,874.70-1,499,859.60-665,295.40

Finding the Fourth Proportional to 1,001,874.70, 1,499,859.60 and 665,295.40

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Solution

The fourth proportional to 1,001,874.70, 1,499,859.60 and 665,295.40 is: 995,982.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,874.70 : 1,499,859.60 = 665,295.40 : x
  2. Step 2: Convert to fraction form
    1,001,874.70/1,499,859.60 = 665,295.40/x
  3. Step 3: Cross multiply
    1,001,874.70x = 1,499,859.60 × 665,295.40
  4. Step 4: Simplify right side
    1,001,874.70x = 997,849,692,525.84
  5. Step 5: Solve for x
    x = 997,849,692,525.84/1,001,874.70
  6. Step 6: Final answer
    x = 995,982.52

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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.