Home / 1,692,921.04-2,336,224.62-928,987.36

Finding the Fourth Proportional to 1,692,921.04, 2,336,224.62 and 928,987.36

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Solution

The fourth proportional to 1,692,921.04, 2,336,224.62 and 928,987.36 is: 1,281,999.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,921.04 : 2,336,224.62 = 928,987.36 : x
  2. Step 2: Convert to fraction form
    1,692,921.04/2,336,224.62 = 928,987.36/x
  3. Step 3: Cross multiply
    1,692,921.04x = 2,336,224.62 × 928,987.36
  4. Step 4: Simplify right side
    1,692,921.04x = 2,170,323,142,100.80
  5. Step 5: Solve for x
    x = 2,170,323,142,100.80/1,692,921.04
  6. Step 6: Final answer
    x = 1,281,999.04

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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.