Home / 1,384,301.04-2,076,439.32-437,672.40

Finding the Fourth Proportional to 1,384,301.04, 2,076,439.32 and 437,672.40

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Solution

The fourth proportional to 1,384,301.04, 2,076,439.32 and 437,672.40 is: 656,504.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,301.04 : 2,076,439.32 = 437,672.40 : x
  2. Step 2: Convert to fraction form
    1,384,301.04/2,076,439.32 = 437,672.40/x
  3. Step 3: Cross multiply
    1,384,301.04x = 2,076,439.32 × 437,672.40
  4. Step 4: Simplify right side
    1,384,301.04x = 908,800,180,638.77
  5. Step 5: Solve for x
    x = 908,800,180,638.77/1,384,301.04
  6. Step 6: Final answer
    x = 656,504.73

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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.