Home / 1,076,159.79-1,485,205.38-803,754.72

Finding the Fourth Proportional to 1,076,159.79, 1,485,205.38 and 803,754.72

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Solution

The fourth proportional to 1,076,159.79, 1,485,205.38 and 803,754.72 is: 1,109,259.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,159.79 : 1,485,205.38 = 803,754.72 : x
  2. Step 2: Convert to fraction form
    1,076,159.79/1,485,205.38 = 803,754.72/x
  3. Step 3: Cross multiply
    1,076,159.79x = 1,485,205.38 × 803,754.72
  4. Step 4: Simplify right side
    1,076,159.79x = 1,193,740,834,344.39
  5. Step 5: Solve for x
    x = 1,193,740,834,344.39/1,076,159.79
  6. Step 6: Final answer
    x = 1,109,259.84

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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.