Home / 2,818,444.09-4,228,192.77-1,281,552.40

Finding the Fourth Proportional to 2,818,444.09, 4,228,192.77 and 1,281,552.40

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Solution

The fourth proportional to 2,818,444.09, 4,228,192.77 and 1,281,552.40 is: 1,922,568.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,444.09 : 4,228,192.77 = 1,281,552.40 : x
  2. Step 2: Convert to fraction form
    2,818,444.09/4,228,192.77 = 1,281,552.40/x
  3. Step 3: Cross multiply
    2,818,444.09x = 4,228,192.77 × 1,281,552.40
  4. Step 4: Simplify right side
    2,818,444.09x = 5,418,650,592,056.15
  5. Step 5: Solve for x
    x = 5,418,650,592,056.15/2,818,444.09
  6. Step 6: Final answer
    x = 1,922,568.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.