Home / 1,168,110-1,611,991.80-631,566

Finding the Fourth Proportional to 1,168,110, 1,611,991.80 and 631,566

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Solution

The fourth proportional to 1,168,110, 1,611,991.80 and 631,566 is: 871,561.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,110 : 1,611,991.80 = 631,566 : x
  2. Step 2: Convert to fraction form
    1,168,110/1,611,991.80 = 631,566/x
  3. Step 3: Cross multiply
    1,168,110x = 1,611,991.80 × 631,566
  4. Step 4: Simplify right side
    1,168,110x = 1,018,079,213,158.80
  5. Step 5: Solve for x
    x = 1,018,079,213,158.80/1,168,110
  6. Step 6: Final answer
    x = 871,561.08

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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.