Home / 1,576,999.90-2,176,258.53-851,847.40

Finding the Fourth Proportional to 1,576,999.90, 2,176,258.53 and 851,847.40

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Solution

The fourth proportional to 1,576,999.90, 2,176,258.53 and 851,847.40 is: 1,175,548.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,999.90 : 2,176,258.53 = 851,847.40 : x
  2. Step 2: Convert to fraction form
    1,576,999.90/2,176,258.53 = 851,847.40/x
  3. Step 3: Cross multiply
    1,576,999.90x = 2,176,258.53 × 851,847.40
  4. Step 4: Simplify right side
    1,576,999.90x = 1,853,840,170,508.32
  5. Step 5: Solve for x
    x = 1,853,840,170,508.32/1,576,999.90
  6. Step 6: Final answer
    x = 1,175,548.69

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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.