Home / 2,578,145.58-3,557,777.04-1,432,228.74

Finding the Fourth Proportional to 2,578,145.58, 3,557,777.04 and 1,432,228.74

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Solution

The fourth proportional to 2,578,145.58, 3,557,777.04 and 1,432,228.74 is: 1,976,440.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,145.58 : 3,557,777.04 = 1,432,228.74 : x
  2. Step 2: Convert to fraction form
    2,578,145.58/3,557,777.04 = 1,432,228.74/x
  3. Step 3: Cross multiply
    2,578,145.58x = 3,557,777.04 × 1,432,228.74
  4. Step 4: Simplify right side
    2,578,145.58x = 5,095,550,527,200.13
  5. Step 5: Solve for x
    x = 5,095,550,527,200.13/2,578,145.58
  6. Step 6: Final answer
    x = 1,976,440.19

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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.