Home / 1,114,637.41-1,538,199.54-631,295.97

Finding the Fourth Proportional to 1,114,637.41, 1,538,199.54 and 631,295.97

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Solution

The fourth proportional to 1,114,637.41, 1,538,199.54 and 631,295.97 is: 871,188.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,637.41 : 1,538,199.54 = 631,295.97 : x
  2. Step 2: Convert to fraction form
    1,114,637.41/1,538,199.54 = 631,295.97/x
  3. Step 3: Cross multiply
    1,114,637.41x = 1,538,199.54 × 631,295.97
  4. Step 4: Simplify right side
    1,114,637.41x = 971,059,170,657.85
  5. Step 5: Solve for x
    x = 971,059,170,657.85/1,114,637.41
  6. Step 6: Final answer
    x = 871,188.39

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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.