Home / 1,054,721.80-1,581,693.90-522,065.80

Finding the Fourth Proportional to 1,054,721.80, 1,581,693.90 and 522,065.80

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Solution

The fourth proportional to 1,054,721.80, 1,581,693.90 and 522,065.80 is: 782,906.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,721.80 : 1,581,693.90 = 522,065.80 : x
  2. Step 2: Convert to fraction form
    1,054,721.80/1,581,693.90 = 522,065.80/x
  3. Step 3: Cross multiply
    1,054,721.80x = 1,581,693.90 × 522,065.80
  4. Step 4: Simplify right side
    1,054,721.80x = 825,748,291,258.62
  5. Step 5: Solve for x
    x = 825,748,291,258.62/1,054,721.80
  6. Step 6: Final answer
    x = 782,906.25

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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.