Home / 1,792,130.55-2,689,549.07-1,222,160.09

Finding the Fourth Proportional to 1,792,130.55, 2,689,549.07 and 1,222,160.09

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Solution

The fourth proportional to 1,792,130.55, 2,689,549.07 and 1,222,160.09 is: 1,834,162.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,130.55 : 2,689,549.07 = 1,222,160.09 : x
  2. Step 2: Convert to fraction form
    1,792,130.55/2,689,549.07 = 1,222,160.09/x
  3. Step 3: Cross multiply
    1,792,130.55x = 2,689,549.07 × 1,222,160.09
  4. Step 4: Simplify right side
    1,792,130.55x = 3,287,059,513,892.07
  5. Step 5: Solve for x
    x = 3,287,059,513,892.07/1,792,130.55
  6. Step 6: Final answer
    x = 1,834,162.98

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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.