Home / 1,978,835.46-2,730,803.04-1,119,377.26

Finding the Fourth Proportional to 1,978,835.46, 2,730,803.04 and 1,119,377.26

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Solution

The fourth proportional to 1,978,835.46, 2,730,803.04 and 1,119,377.26 is: 1,544,746.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,835.46 : 2,730,803.04 = 1,119,377.26 : x
  2. Step 2: Convert to fraction form
    1,978,835.46/2,730,803.04 = 1,119,377.26/x
  3. Step 3: Cross multiply
    1,978,835.46x = 2,730,803.04 × 1,119,377.26
  4. Step 4: Simplify right side
    1,978,835.46x = 3,056,798,824,514.87
  5. Step 5: Solve for x
    x = 3,056,798,824,514.87/1,978,835.46
  6. Step 6: Final answer
    x = 1,544,746.34

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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.