Home / 1,281,201.60-1,920,927.60-607,605.60

Finding the Fourth Proportional to 1,281,201.60, 1,920,927.60 and 607,605.60

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Solution

The fourth proportional to 1,281,201.60, 1,920,927.60 and 607,605.60 is: 910,993.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,201.60 : 1,920,927.60 = 607,605.60 : x
  2. Step 2: Convert to fraction form
    1,281,201.60/1,920,927.60 = 607,605.60/x
  3. Step 3: Cross multiply
    1,281,201.60x = 1,920,927.60 × 607,605.60
  4. Step 4: Simplify right side
    1,281,201.60x = 1,167,166,366,954.56
  5. Step 5: Solve for x
    x = 1,167,166,366,954.56/1,281,201.60
  6. Step 6: Final answer
    x = 910,993.53

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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.