Home / 2,878,255.68-4,316,594.80-1,081,000

Finding the Fourth Proportional to 2,878,255.68, 4,316,594.80 and 1,081,000

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Solution

The fourth proportional to 2,878,255.68, 4,316,594.80 and 1,081,000 is: 1,621,203.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,255.68 : 4,316,594.80 = 1,081,000 : x
  2. Step 2: Convert to fraction form
    2,878,255.68/4,316,594.80 = 1,081,000/x
  3. Step 3: Cross multiply
    2,878,255.68x = 4,316,594.80 × 1,081,000
  4. Step 4: Simplify right side
    2,878,255.68x = 4,666,238,978,800
  5. Step 5: Solve for x
    x = 4,666,238,978,800/2,878,255.68
  6. Step 6: Final answer
    x = 1,621,203.78

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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.