Home / 1,076,149.52-1,484,956.32-617,240.32

Finding the Fourth Proportional to 1,076,149.52, 1,484,956.32 and 617,240.32

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Solution

The fourth proportional to 1,076,149.52, 1,484,956.32 and 617,240.32 is: 851,717.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,149.52 : 1,484,956.32 = 617,240.32 : x
  2. Step 2: Convert to fraction form
    1,076,149.52/1,484,956.32 = 617,240.32/x
  3. Step 3: Cross multiply
    1,076,149.52x = 1,484,956.32 × 617,240.32
  4. Step 4: Simplify right side
    1,076,149.52x = 916,574,914,142.82
  5. Step 5: Solve for x
    x = 916,574,914,142.82/1,076,149.52
  6. Step 6: Final answer
    x = 851,717.07

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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.