Home / 1,091,443.26-1,637,084.97-343,703.10

Finding the Fourth Proportional to 1,091,443.26, 1,637,084.97 and 343,703.10

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Solution

The fourth proportional to 1,091,443.26, 1,637,084.97 and 343,703.10 is: 515,529.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,443.26 : 1,637,084.97 = 343,703.10 : x
  2. Step 2: Convert to fraction form
    1,091,443.26/1,637,084.97 = 343,703.10/x
  3. Step 3: Cross multiply
    1,091,443.26x = 1,637,084.97 × 343,703.10
  4. Step 4: Simplify right side
    1,091,443.26x = 562,671,179,152.41
  5. Step 5: Solve for x
    x = 562,671,179,152.41/1,091,443.26
  6. Step 6: Final answer
    x = 515,529.48

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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.