Home / 2,220,820.65-3,064,753.98-1,303,065.54

Finding the Fourth Proportional to 2,220,820.65, 3,064,753.98 and 1,303,065.54

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Solution

The fourth proportional to 2,220,820.65, 3,064,753.98 and 1,303,065.54 is: 1,798,243.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,820.65 : 3,064,753.98 = 1,303,065.54 : x
  2. Step 2: Convert to fraction form
    2,220,820.65/3,064,753.98 = 1,303,065.54/x
  3. Step 3: Cross multiply
    2,220,820.65x = 3,064,753.98 × 1,303,065.54
  4. Step 4: Simplify right side
    2,220,820.65x = 3,993,575,299,915.85
  5. Step 5: Solve for x
    x = 3,993,575,299,915.85/2,220,820.65
  6. Step 6: Final answer
    x = 1,798,243.05

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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.