Home / 1,154,969.05-1,593,815.50-631,661.77

Finding the Fourth Proportional to 1,154,969.05, 1,593,815.50 and 631,661.77

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Solution

The fourth proportional to 1,154,969.05, 1,593,815.50 and 631,661.77 is: 871,670.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,969.05 : 1,593,815.50 = 631,661.77 : x
  2. Step 2: Convert to fraction form
    1,154,969.05/1,593,815.50 = 631,661.77/x
  3. Step 3: Cross multiply
    1,154,969.05x = 1,593,815.50 × 631,661.77
  4. Step 4: Simplify right side
    1,154,969.05x = 1,006,752,319,783.44
  5. Step 5: Solve for x
    x = 1,006,752,319,783.44/1,154,969.05
  6. Step 6: Final answer
    x = 871,670.39

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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.