Home / 1,871,765.40-2,807,844.93-609,691.44

Finding the Fourth Proportional to 1,871,765.40, 2,807,844.93 and 609,691.44

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Solution

The fourth proportional to 1,871,765.40, 2,807,844.93 and 609,691.44 is: 914,601.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,765.40 : 2,807,844.93 = 609,691.44 : x
  2. Step 2: Convert to fraction form
    1,871,765.40/2,807,844.93 = 609,691.44/x
  3. Step 3: Cross multiply
    1,871,765.40x = 2,807,844.93 × 609,691.44
  4. Step 4: Simplify right side
    1,871,765.40x = 1,711,919,018,668.40
  5. Step 5: Solve for x
    x = 1,711,919,018,668.40/1,871,765.40
  6. Step 6: Final answer
    x = 914,601.27

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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.