Home / 3,852,795.32-5,316,943.40-2,198,909.23

Finding the Fourth Proportional to 3,852,795.32, 5,316,943.40 and 2,198,909.23

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Solution

The fourth proportional to 3,852,795.32, 5,316,943.40 and 2,198,909.23 is: 3,034,543.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852,795.32 : 5,316,943.40 = 2,198,909.23 : x
  2. Step 2: Convert to fraction form
    3,852,795.32/5,316,943.40 = 2,198,909.23/x
  3. Step 3: Cross multiply
    3,852,795.32x = 5,316,943.40 × 2,198,909.23
  4. Step 4: Simplify right side
    3,852,795.32x = 11,691,475,909,852.50
  5. Step 5: Solve for x
    x = 11,691,475,909,852.50/3,852,795.32
  6. Step 6: Final answer
    x = 3,034,543.74

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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.