Home / 1,019,299.75-1,406,549.94-600,128.90

Finding the Fourth Proportional to 1,019,299.75, 1,406,549.94 and 600,128.90

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Solution

The fourth proportional to 1,019,299.75, 1,406,549.94 and 600,128.90 is: 828,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,299.75 : 1,406,549.94 = 600,128.90 : x
  2. Step 2: Convert to fraction form
    1,019,299.75/1,406,549.94 = 600,128.90/x
  3. Step 3: Cross multiply
    1,019,299.75x = 1,406,549.94 × 600,128.90
  4. Step 4: Simplify right side
    1,019,299.75x = 844,111,270,268.58
  5. Step 5: Solve for x
    x = 844,111,270,268.58/1,019,299.75
  6. Step 6: Final answer
    x = 828,128.60

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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.