Home / 2,586,240.32-3,569,122.38-1,440,320.67

Finding the Fourth Proportional to 2,586,240.32, 3,569,122.38 and 1,440,320.67

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Solution

The fourth proportional to 2,586,240.32, 3,569,122.38 and 1,440,320.67 is: 1,987,704.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,240.32 : 3,569,122.38 = 1,440,320.67 : x
  2. Step 2: Convert to fraction form
    2,586,240.32/3,569,122.38 = 1,440,320.67/x
  3. Step 3: Cross multiply
    2,586,240.32x = 3,569,122.38 × 1,440,320.67
  4. Step 4: Simplify right side
    2,586,240.32x = 5,140,680,737,673.59
  5. Step 5: Solve for x
    x = 5,140,680,737,673.59/2,586,240.32
  6. Step 6: Final answer
    x = 1,987,704.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.