Home / 1,168,124.78-1,612,009.95-658,825.58

Finding the Fourth Proportional to 1,168,124.78, 1,612,009.95 and 658,825.58

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Solution

The fourth proportional to 1,168,124.78, 1,612,009.95 and 658,825.58 is: 909,178.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,124.78 : 1,612,009.95 = 658,825.58 : x
  2. Step 2: Convert to fraction form
    1,168,124.78/1,612,009.95 = 658,825.58/x
  3. Step 3: Cross multiply
    1,168,124.78x = 1,612,009.95 × 658,825.58
  4. Step 4: Simplify right side
    1,168,124.78x = 1,062,033,390,274.52
  5. Step 5: Solve for x
    x = 1,062,033,390,274.52/1,168,124.78
  6. Step 6: Final answer
    x = 909,178.03

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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.