Home / 2,877,326.15-3,970,806.21-1,570,655.61

Finding the Fourth Proportional to 2,877,326.15, 3,970,806.21 and 1,570,655.61

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Solution

The fourth proportional to 2,877,326.15, 3,970,806.21 and 1,570,655.61 is: 2,167,557.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,326.15 : 3,970,806.21 = 1,570,655.61 : x
  2. Step 2: Convert to fraction form
    2,877,326.15/3,970,806.21 = 1,570,655.61/x
  3. Step 3: Cross multiply
    2,877,326.15x = 3,970,806.21 × 1,570,655.61
  4. Step 4: Simplify right side
    2,877,326.15x = 6,236,769,049,959.34
  5. Step 5: Solve for x
    x = 6,236,769,049,959.34/2,877,326.15
  6. Step 6: Final answer
    x = 2,167,557.22

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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.