Home / 1,080,080.42-1,618,345.46-369,720.95

Finding the Fourth Proportional to 1,080,080.42, 1,618,345.46 and 369,720.95

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Solution

The fourth proportional to 1,080,080.42, 1,618,345.46 and 369,720.95 is: 553,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,080.42 : 1,618,345.46 = 369,720.95 : x
  2. Step 2: Convert to fraction form
    1,080,080.42/1,618,345.46 = 369,720.95/x
  3. Step 3: Cross multiply
    1,080,080.42x = 1,618,345.46 × 369,720.95
  4. Step 4: Simplify right side
    1,080,080.42x = 598,336,213,731.96
  5. Step 5: Solve for x
    x = 598,336,213,731.96/1,080,080.42
  6. Step 6: Final answer
    x = 553,973.76

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1.5x scale

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.