Home / 1,015,645.45-1,523,667.45-375,954.77

Finding the Fourth Proportional to 1,015,645.45, 1,523,667.45 and 375,954.77

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Solution

The fourth proportional to 1,015,645.45, 1,523,667.45 and 375,954.77 is: 564,005.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,645.45 : 1,523,667.45 = 375,954.77 : x
  2. Step 2: Convert to fraction form
    1,015,645.45/1,523,667.45 = 375,954.77/x
  3. Step 3: Cross multiply
    1,015,645.45x = 1,523,667.45 × 375,954.77
  4. Step 4: Simplify right side
    1,015,645.45x = 572,830,043,841.46
  5. Step 5: Solve for x
    x = 572,830,043,841.46/1,015,645.45
  6. Step 6: Final answer
    x = 564,005.92

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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.