Home / 1,190,447.62-1,642,829.65-646,594.04

Finding the Fourth Proportional to 1,190,447.62, 1,642,829.65 and 646,594.04

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Solution

The fourth proportional to 1,190,447.62, 1,642,829.65 and 646,594.04 is: 892,306.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,447.62 : 1,642,829.65 = 646,594.04 : x
  2. Step 2: Convert to fraction form
    1,190,447.62/1,642,829.65 = 646,594.04/x
  3. Step 3: Cross multiply
    1,190,447.62x = 1,642,829.65 × 646,594.04
  4. Step 4: Simplify right side
    1,190,447.62x = 1,062,243,862,915.88
  5. Step 5: Solve for x
    x = 1,062,243,862,915.88/1,190,447.62
  6. Step 6: Final answer
    x = 892,306.26

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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.