Home / 1,385,711.68-2,076,893.28-674,674.24

Finding the Fourth Proportional to 1,385,711.68, 2,076,893.28 and 674,674.24

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Solution

The fourth proportional to 1,385,711.68, 2,076,893.28 and 674,674.24 is: 1,011,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,711.68 : 2,076,893.28 = 674,674.24 : x
  2. Step 2: Convert to fraction form
    1,385,711.68/2,076,893.28 = 674,674.24/x
  3. Step 3: Cross multiply
    1,385,711.68x = 2,076,893.28 × 674,674.24
  4. Step 4: Simplify right side
    1,385,711.68x = 1,401,226,395,245.11
  5. Step 5: Solve for x
    x = 1,401,226,395,245.11/1,385,711.68
  6. Step 6: Final answer
    x = 1,011,196.21

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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.