Home / 4,009,990.14-6,012,583.11-1,276,356.78

Finding the Fourth Proportional to 4,009,990.14, 6,012,583.11 and 1,276,356.78

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Solution

The fourth proportional to 4,009,990.14, 6,012,583.11 and 1,276,356.78 is: 1,913,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,009,990.14 : 6,012,583.11 = 1,276,356.78 : x
  2. Step 2: Convert to fraction form
    4,009,990.14/6,012,583.11 = 1,276,356.78/x
  3. Step 3: Cross multiply
    4,009,990.14x = 6,012,583.11 × 1,276,356.78
  4. Step 4: Simplify right side
    4,009,990.14x = 7,674,201,217,761.99
  5. Step 5: Solve for x
    x = 7,674,201,217,761.99/4,009,990.14
  6. Step 6: Final answer
    x = 1,913,770.60

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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.