Home / 1,198,915.18-1,654,483.64-655,039.28

Finding the Fourth Proportional to 1,198,915.18, 1,654,483.64 and 655,039.28

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Solution

The fourth proportional to 1,198,915.18, 1,654,483.64 and 655,039.28 is: 903,943.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,915.18 : 1,654,483.64 = 655,039.28 : x
  2. Step 2: Convert to fraction form
    1,198,915.18/1,654,483.64 = 655,039.28/x
  3. Step 3: Cross multiply
    1,198,915.18x = 1,654,483.64 × 655,039.28
  4. Step 4: Simplify right side
    1,198,915.18x = 1,083,751,773,178.39
  5. Step 5: Solve for x
    x = 1,083,751,773,178.39/1,198,915.18
  6. Step 6: Final answer
    x = 903,943.66

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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.