Home / 1,882,394.20-2,818,925.70-1,509,146.20

Finding the Fourth Proportional to 1,882,394.20, 2,818,925.70 and 1,509,146.20

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Solution

The fourth proportional to 1,882,394.20, 2,818,925.70 and 1,509,146.20 is: 2,259,978.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,394.20 : 2,818,925.70 = 1,509,146.20 : x
  2. Step 2: Convert to fraction form
    1,882,394.20/2,818,925.70 = 1,509,146.20/x
  3. Step 3: Cross multiply
    1,882,394.20x = 2,818,925.70 × 1,509,146.20
  4. Step 4: Simplify right side
    1,882,394.20x = 4,254,171,008,237.34
  5. Step 5: Solve for x
    x = 4,254,171,008,237.34/1,882,394.20
  6. Step 6: Final answer
    x = 2,259,978.81

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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.