Home / 1,453,617.30-2,006,031.24-809,108.40

Finding the Fourth Proportional to 1,453,617.30, 2,006,031.24 and 809,108.40

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Solution

The fourth proportional to 1,453,617.30, 2,006,031.24 and 809,108.40 is: 1,116,591.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,617.30 : 2,006,031.24 = 809,108.40 : x
  2. Step 2: Convert to fraction form
    1,453,617.30/2,006,031.24 = 809,108.40/x
  3. Step 3: Cross multiply
    1,453,617.30x = 2,006,031.24 × 809,108.40
  4. Step 4: Simplify right side
    1,453,617.30x = 1,623,096,726,946.42
  5. Step 5: Solve for x
    x = 1,623,096,726,946.42/1,453,617.30
  6. Step 6: Final answer
    x = 1,116,591.50

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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.