Home / 2,685,284.80-4,027,927.20-1,887,467.20

Finding the Fourth Proportional to 2,685,284.80, 4,027,927.20 and 1,887,467.20

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Solution

The fourth proportional to 2,685,284.80, 4,027,927.20 and 1,887,467.20 is: 2,831,200.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,284.80 : 4,027,927.20 = 1,887,467.20 : x
  2. Step 2: Convert to fraction form
    2,685,284.80/4,027,927.20 = 1,887,467.20/x
  3. Step 3: Cross multiply
    2,685,284.80x = 4,027,927.20 × 1,887,467.20
  4. Step 4: Simplify right side
    2,685,284.80x = 7,602,580,473,987.84
  5. Step 5: Solve for x
    x = 7,602,580,473,987.84/2,685,284.80
  6. Step 6: Final answer
    x = 2,831,200.80

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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.