Home / 810,030.03-1,115,886.94-693,371.35

Finding the Fourth Proportional to 810,030.03, 1,115,886.94 and 693,371.35

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Solution

The fourth proportional to 810,030.03, 1,115,886.94 and 693,371.35 is: 955,179.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,030.03 : 1,115,886.94 = 693,371.35 : x
  2. Step 2: Convert to fraction form
    810,030.03/1,115,886.94 = 693,371.35/x
  3. Step 3: Cross multiply
    810,030.03x = 1,115,886.94 × 693,371.35
  4. Step 4: Simplify right side
    810,030.03x = 773,724,030,028.72
  5. Step 5: Solve for x
    x = 773,724,030,028.72/810,030.03
  6. Step 6: Final answer
    x = 955,179.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.