Home / 1,080,126.36-1,620,419.04-369,963.72

Finding the Fourth Proportional to 1,080,126.36, 1,620,419.04 and 369,963.72

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Solution

The fourth proportional to 1,080,126.36, 1,620,419.04 and 369,963.72 is: 555,024.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,126.36 : 1,620,419.04 = 369,963.72 : x
  2. Step 2: Convert to fraction form
    1,080,126.36/1,620,419.04 = 369,963.72/x
  3. Step 3: Cross multiply
    1,080,126.36x = 1,620,419.04 × 369,963.72
  4. Step 4: Simplify right side
    1,080,126.36x = 599,496,255,997.23
  5. Step 5: Solve for x
    x = 599,496,255,997.23/1,080,126.36
  6. Step 6: Final answer
    x = 555,024.19

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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.