Home / 1,273,943.52-1,911,210.52-432,495.24

Finding the Fourth Proportional to 1,273,943.52, 1,911,210.52 and 432,495.24

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Solution

The fourth proportional to 1,273,943.52, 1,911,210.52 and 432,495.24 is: 648,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,943.52 : 1,911,210.52 = 432,495.24 : x
  2. Step 2: Convert to fraction form
    1,273,943.52/1,911,210.52 = 432,495.24/x
  3. Step 3: Cross multiply
    1,273,943.52x = 1,911,210.52 × 432,495.24
  4. Step 4: Simplify right side
    1,273,943.52x = 826,589,452,537.93
  5. Step 5: Solve for x
    x = 826,589,452,537.93/1,273,943.52
  6. Step 6: Final answer
    x = 648,843.09

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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.