Home / 1,168,080.12-1,611,974.02-658,683

Finding the Fourth Proportional to 1,168,080.12, 1,611,974.02 and 658,683

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Solution

The fourth proportional to 1,168,080.12, 1,611,974.02 and 658,683 is: 908,995.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,080.12 : 1,611,974.02 = 658,683 : x
  2. Step 2: Convert to fraction form
    1,168,080.12/1,611,974.02 = 658,683/x
  3. Step 3: Cross multiply
    1,168,080.12x = 1,611,974.02 × 658,683
  4. Step 4: Simplify right side
    1,168,080.12x = 1,061,779,883,415.66
  5. Step 5: Solve for x
    x = 1,061,779,883,415.66/1,168,080.12
  6. Step 6: Final answer
    x = 908,995.77

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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.