Home / 4,251,531.48-6,378,396.69-1,219,119.30

Finding the Fourth Proportional to 4,251,531.48, 6,378,396.69 and 1,219,119.30

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Solution

The fourth proportional to 4,251,531.48, 6,378,396.69 and 1,219,119.30 is: 1,828,994.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251,531.48 : 6,378,396.69 = 1,219,119.30 : x
  2. Step 2: Convert to fraction form
    4,251,531.48/6,378,396.69 = 1,219,119.30/x
  3. Step 3: Cross multiply
    4,251,531.48x = 6,378,396.69 × 1,219,119.30
  4. Step 4: Simplify right side
    4,251,531.48x = 7,776,026,507,835.12
  5. Step 5: Solve for x
    x = 7,776,026,507,835.12/4,251,531.48
  6. Step 6: Final answer
    x = 1,828,994.22

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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.