Home / 1,141,751.07-1,712,867.09-431,763.39

Finding the Fourth Proportional to 1,141,751.07, 1,712,867.09 and 431,763.39

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Solution

The fourth proportional to 1,141,751.07, 1,712,867.09 and 431,763.39 is: 647,736.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,751.07 : 1,712,867.09 = 431,763.39 : x
  2. Step 2: Convert to fraction form
    1,141,751.07/1,712,867.09 = 431,763.39/x
  3. Step 3: Cross multiply
    1,141,751.07x = 1,712,867.09 × 431,763.39
  4. Step 4: Simplify right side
    1,141,751.07x = 739,553,299,239.02
  5. Step 5: Solve for x
    x = 739,553,299,239.02/1,141,751.07
  6. Step 6: Final answer
    x = 647,736.02

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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.