Home / 1,076,320.20-1,614,480.30-627,547.80

Finding the Fourth Proportional to 1,076,320.20, 1,614,480.30 and 627,547.80

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Solution

The fourth proportional to 1,076,320.20, 1,614,480.30 and 627,547.80 is: 941,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,320.20 : 1,614,480.30 = 627,547.80 : x
  2. Step 2: Convert to fraction form
    1,076,320.20/1,614,480.30 = 627,547.80/x
  3. Step 3: Cross multiply
    1,076,320.20x = 1,614,480.30 × 627,547.80
  4. Step 4: Simplify right side
    1,076,320.20x = 1,013,163,560,408.34
  5. Step 5: Solve for x
    x = 1,013,163,560,408.34/1,076,320.20
  6. Step 6: Final answer
    x = 941,321.70

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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.