Home / 1,551,919.90-2,327,978.23-487,003.98

Finding the Fourth Proportional to 1,551,919.90, 2,327,978.23 and 487,003.98

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Solution

The fourth proportional to 1,551,919.90, 2,327,978.23 and 487,003.98 is: 730,536.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,919.90 : 2,327,978.23 = 487,003.98 : x
  2. Step 2: Convert to fraction form
    1,551,919.90/2,327,978.23 = 487,003.98/x
  3. Step 3: Cross multiply
    1,551,919.90x = 2,327,978.23 × 487,003.98
  4. Step 4: Simplify right side
    1,551,919.90x = 1,133,734,663,363.36
  5. Step 5: Solve for x
    x = 1,133,734,663,363.36/1,551,919.90
  6. Step 6: Final answer
    x = 730,536.84

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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.