Home / 1,077,719.80-1,616,426.10-367,780.60

Finding the Fourth Proportional to 1,077,719.80, 1,616,426.10 and 367,780.60

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Solution

The fourth proportional to 1,077,719.80, 1,616,426.10 and 367,780.60 is: 551,618.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,719.80 : 1,616,426.10 = 367,780.60 : x
  2. Step 2: Convert to fraction form
    1,077,719.80/1,616,426.10 = 367,780.60/x
  3. Step 3: Cross multiply
    1,077,719.80x = 1,616,426.10 × 367,780.60
  4. Step 4: Simplify right side
    1,077,719.80x = 594,490,160,913.66
  5. Step 5: Solve for x
    x = 594,490,160,913.66/1,077,719.80
  6. Step 6: Final answer
    x = 551,618.48

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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.