Home / 1,313,031.42-1,969,757.10-554,880.24

Finding the Fourth Proportional to 1,313,031.42, 1,969,757.10 and 554,880.24

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Solution

The fourth proportional to 1,313,031.42, 1,969,757.10 and 554,880.24 is: 832,409.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,031.42 : 1,969,757.10 = 554,880.24 : x
  2. Step 2: Convert to fraction form
    1,313,031.42/1,969,757.10 = 554,880.24/x
  3. Step 3: Cross multiply
    1,313,031.42x = 1,969,757.10 × 554,880.24
  4. Step 4: Simplify right side
    1,313,031.42x = 1,092,979,292,389.70
  5. Step 5: Solve for x
    x = 1,092,979,292,389.70/1,313,031.42
  6. Step 6: Final answer
    x = 832,409.09

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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.