Home / 2,739,036.48-4,109,987.20-1,121,006.40

Finding the Fourth Proportional to 2,739,036.48, 4,109,987.20 and 1,121,006.40

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Solution

The fourth proportional to 2,739,036.48, 4,109,987.20 and 1,121,006.40 is: 1,682,095.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,036.48 : 4,109,987.20 = 1,121,006.40 : x
  2. Step 2: Convert to fraction form
    2,739,036.48/4,109,987.20 = 1,121,006.40/x
  3. Step 3: Cross multiply
    2,739,036.48x = 4,109,987.20 × 1,121,006.40
  4. Step 4: Simplify right side
    2,739,036.48x = 4,607,321,955,118.08
  5. Step 5: Solve for x
    x = 4,607,321,955,118.08/2,739,036.48
  6. Step 6: Final answer
    x = 1,682,095.87

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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.