Home / 1,023,453.80-1,534,523.79-424,828.16

Finding the Fourth Proportional to 1,023,453.80, 1,534,523.79 and 424,828.16

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Solution

The fourth proportional to 1,023,453.80, 1,534,523.79 and 424,828.16 is: 636,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,453.80 : 1,534,523.79 = 424,828.16 : x
  2. Step 2: Convert to fraction form
    1,023,453.80/1,534,523.79 = 424,828.16/x
  3. Step 3: Cross multiply
    1,023,453.80x = 1,534,523.79 × 424,828.16
  4. Step 4: Simplify right side
    1,023,453.80x = 651,908,918,181.93
  5. Step 5: Solve for x
    x = 651,908,918,181.93/1,023,453.80
  6. Step 6: Final answer
    x = 636,969.56

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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.