Home / 2,938,543.25-4,054,967.33-1,649,134.52

Finding the Fourth Proportional to 2,938,543.25, 4,054,967.33 and 1,649,134.52

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Solution

The fourth proportional to 2,938,543.25, 4,054,967.33 and 1,649,134.52 is: 2,275,680.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,543.25 : 4,054,967.33 = 1,649,134.52 : x
  2. Step 2: Convert to fraction form
    2,938,543.25/4,054,967.33 = 1,649,134.52/x
  3. Step 3: Cross multiply
    2,938,543.25x = 4,054,967.33 × 1,649,134.52
  4. Step 4: Simplify right side
    2,938,543.25x = 6,687,186,588,060.85
  5. Step 5: Solve for x
    x = 6,687,186,588,060.85/2,938,543.25
  6. Step 6: Final answer
    x = 2,275,680.85

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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.