Home / 1,197,915.89-1,653,127.38-654,056.37

Finding the Fourth Proportional to 1,197,915.89, 1,653,127.38 and 654,056.37

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Solution

The fourth proportional to 1,197,915.89, 1,653,127.38 and 654,056.37 is: 902,599.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,915.89 : 1,653,127.38 = 654,056.37 : x
  2. Step 2: Convert to fraction form
    1,197,915.89/1,653,127.38 = 654,056.37/x
  3. Step 3: Cross multiply
    1,197,915.89x = 1,653,127.38 × 654,056.37
  4. Step 4: Simplify right side
    1,197,915.89x = 1,081,238,493,310.41
  5. Step 5: Solve for x
    x = 1,081,238,493,310.41/1,197,915.89
  6. Step 6: Final answer
    x = 902,599.68

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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.