Home / 1,384,152.60-2,076,228.90-814,949.40

Finding the Fourth Proportional to 1,384,152.60, 2,076,228.90 and 814,949.40

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Solution

The fourth proportional to 1,384,152.60, 2,076,228.90 and 814,949.40 is: 1,222,424.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,152.60 : 2,076,228.90 = 814,949.40 : x
  2. Step 2: Convert to fraction form
    1,384,152.60/2,076,228.90 = 814,949.40/x
  3. Step 3: Cross multiply
    1,384,152.60x = 2,076,228.90 × 814,949.40
  4. Step 4: Simplify right side
    1,384,152.60x = 1,692,021,496,317.66
  5. Step 5: Solve for x
    x = 1,692,021,496,317.66/1,384,152.60
  6. Step 6: Final answer
    x = 1,222,424.10

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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.