Home / 1,168,127.28-1,612,013.40-658,828.08

Finding the Fourth Proportional to 1,168,127.28, 1,612,013.40 and 658,828.08

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Solution

The fourth proportional to 1,168,127.28, 1,612,013.40 and 658,828.08 is: 909,181.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,127.28 : 1,612,013.40 = 658,828.08 : x
  2. Step 2: Convert to fraction form
    1,168,127.28/1,612,013.40 = 658,828.08/x
  3. Step 3: Cross multiply
    1,168,127.28x = 1,612,013.40 × 658,828.08
  4. Step 4: Simplify right side
    1,168,127.28x = 1,062,039,693,256.27
  5. Step 5: Solve for x
    x = 1,062,039,693,256.27/1,168,127.28
  6. Step 6: Final answer
    x = 909,181.48

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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.