Home / 1,535,825.73-2,119,861.04-891,453.51

Finding the Fourth Proportional to 1,535,825.73, 2,119,861.04 and 891,453.51

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Solution

The fourth proportional to 1,535,825.73, 2,119,861.04 and 891,453.51 is: 1,230,450.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,825.73 : 2,119,861.04 = 891,453.51 : x
  2. Step 2: Convert to fraction form
    1,535,825.73/2,119,861.04 = 891,453.51/x
  3. Step 3: Cross multiply
    1,535,825.73x = 2,119,861.04 × 891,453.51
  4. Step 4: Simplify right side
    1,535,825.73x = 1,889,757,564,820.25
  5. Step 5: Solve for x
    x = 1,889,757,564,820.25/1,535,825.73
  6. Step 6: Final answer
    x = 1,230,450.52

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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.