Home / 2,670,761.76-3,685,915.12-1,525,014.40

Finding the Fourth Proportional to 2,670,761.76, 3,685,915.12 and 1,525,014.40

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Solution

The fourth proportional to 2,670,761.76, 3,685,915.12 and 1,525,014.40 is: 2,104,670.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,761.76 : 3,685,915.12 = 1,525,014.40 : x
  2. Step 2: Convert to fraction form
    2,670,761.76/3,685,915.12 = 1,525,014.40/x
  3. Step 3: Cross multiply
    2,670,761.76x = 3,685,915.12 × 1,525,014.40
  4. Step 4: Simplify right side
    2,670,761.76x = 5,621,073,635,177.73
  5. Step 5: Solve for x
    x = 5,621,073,635,177.73/2,670,761.76
  6. Step 6: Final answer
    x = 2,104,670.55

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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.