Home / 2,039,882.40-3,060,115.20-692,107.20

Finding the Fourth Proportional to 2,039,882.40, 3,060,115.20 and 692,107.20

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Solution

The fourth proportional to 2,039,882.40, 3,060,115.20 and 692,107.20 is: 1,038,259.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,882.40 : 3,060,115.20 = 692,107.20 : x
  2. Step 2: Convert to fraction form
    2,039,882.40/3,060,115.20 = 692,107.20/x
  3. Step 3: Cross multiply
    2,039,882.40x = 3,060,115.20 × 692,107.20
  4. Step 4: Simplify right side
    2,039,882.40x = 2,117,927,762,749.44
  5. Step 5: Solve for x
    x = 2,117,927,762,749.44/2,039,882.40
  6. Step 6: Final answer
    x = 1,038,259.74

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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.