Home / 978,035.07-1,466,895.24-267,897.09

Finding the Fourth Proportional to 978,035.07, 1,466,895.24 and 267,897.09

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Solution

The fourth proportional to 978,035.07, 1,466,895.24 and 267,897.09 is: 401,802.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,035.07 : 1,466,895.24 = 267,897.09 : x
  2. Step 2: Convert to fraction form
    978,035.07/1,466,895.24 = 267,897.09/x
  3. Step 3: Cross multiply
    978,035.07x = 1,466,895.24 × 267,897.09
  4. Step 4: Simplify right side
    978,035.07x = 392,976,966,130.85
  5. Step 5: Solve for x
    x = 392,976,966,130.85/978,035.07
  6. Step 6: Final answer
    x = 401,802.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.