Home / 1,273,429.09-1,909,486.32-374,754.14

Finding the Fourth Proportional to 1,273,429.09, 1,909,486.32 and 374,754.14

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Solution

The fourth proportional to 1,273,429.09, 1,909,486.32 and 374,754.14 is: 561,937.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,429.09 : 1,909,486.32 = 374,754.14 : x
  2. Step 2: Convert to fraction form
    1,273,429.09/1,909,486.32 = 374,754.14/x
  3. Step 3: Cross multiply
    1,273,429.09x = 1,909,486.32 × 374,754.14
  4. Step 4: Simplify right side
    1,273,429.09x = 715,587,903,693.37
  5. Step 5: Solve for x
    x = 715,587,903,693.37/1,273,429.09
  6. Step 6: Final answer
    x = 561,937.77

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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.