Home / 1,384,465.43-2,077,048.90-424,969.68

Finding the Fourth Proportional to 1,384,465.43, 2,077,048.90 and 424,969.68

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Solution

The fourth proportional to 1,384,465.43, 2,077,048.90 and 424,969.68 is: 637,562.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,465.43 : 2,077,048.90 = 424,969.68 : x
  2. Step 2: Convert to fraction form
    1,384,465.43/2,077,048.90 = 424,969.68/x
  3. Step 3: Cross multiply
    1,384,465.43x = 2,077,048.90 × 424,969.68
  4. Step 4: Simplify right side
    1,384,465.43x = 882,682,806,377.35
  5. Step 5: Solve for x
    x = 882,682,806,377.35/1,384,465.43
  6. Step 6: Final answer
    x = 637,562.19

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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.