Home / 2,878,235.56-4,316,600.58-855,934.48

Finding the Fourth Proportional to 2,878,235.56, 4,316,600.58 and 855,934.48

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Solution

The fourth proportional to 2,878,235.56, 4,316,600.58 and 855,934.48 is: 1,283,677.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,235.56 : 4,316,600.58 = 855,934.48 : x
  2. Step 2: Convert to fraction form
    2,878,235.56/4,316,600.58 = 855,934.48/x
  3. Step 3: Cross multiply
    2,878,235.56x = 4,316,600.58 × 855,934.48
  4. Step 4: Simplify right side
    2,878,235.56x = 3,694,727,272,810.00
  5. Step 5: Solve for x
    x = 3,694,727,272,810.00/2,878,235.56
  6. Step 6: Final answer
    x = 1,283,677.86

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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.