Home / 1,658,583.57-2,289,551.54-1,115,034.62

Finding the Fourth Proportional to 1,658,583.57, 2,289,551.54 and 1,115,034.62

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Solution

The fourth proportional to 1,658,583.57, 2,289,551.54 and 1,115,034.62 is: 1,539,222.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,583.57 : 2,289,551.54 = 1,115,034.62 : x
  2. Step 2: Convert to fraction form
    1,658,583.57/2,289,551.54 = 1,115,034.62/x
  3. Step 3: Cross multiply
    1,658,583.57x = 2,289,551.54 × 1,115,034.62
  4. Step 4: Simplify right side
    1,658,583.57x = 2,552,929,239,858.01
  5. Step 5: Solve for x
    x = 2,552,929,239,858.01/1,658,583.57
  6. Step 6: Final answer
    x = 1,539,222.56

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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.