Home / 4,009,972.79-6,012,557.13-1,276,339.43

Finding the Fourth Proportional to 4,009,972.79, 6,012,557.13 and 1,276,339.43

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Solution

The fourth proportional to 4,009,972.79, 6,012,557.13 and 1,276,339.43 is: 1,913,744.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,009,972.79 : 6,012,557.13 = 1,276,339.43 : x
  2. Step 2: Convert to fraction form
    4,009,972.79/6,012,557.13 = 1,276,339.43/x
  3. Step 3: Cross multiply
    4,009,972.79x = 6,012,557.13 × 1,276,339.43
  4. Step 4: Simplify right side
    4,009,972.79x = 7,674,063,740,146.64
  5. Step 5: Solve for x
    x = 7,674,063,740,146.64/4,009,972.79
  6. Step 6: Final answer
    x = 1,913,744.59

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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.