Home / 1,321,313.37-1,981,981.73-522,595

Finding the Fourth Proportional to 1,321,313.37, 1,981,981.73 and 522,595

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Solution

The fourth proportional to 1,321,313.37, 1,981,981.73 and 522,595 is: 783,897.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,313.37 : 1,981,981.73 = 522,595 : x
  2. Step 2: Convert to fraction form
    1,321,313.37/1,981,981.73 = 522,595/x
  3. Step 3: Cross multiply
    1,321,313.37x = 1,981,981.73 × 522,595
  4. Step 4: Simplify right side
    1,321,313.37x = 1,035,773,742,189.35
  5. Step 5: Solve for x
    x = 1,035,773,742,189.35/1,321,313.37
  6. Step 6: Final answer
    x = 783,897.12

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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.