Home / 1,130,019.75-1,559,438.70-613,783.73

Finding the Fourth Proportional to 1,130,019.75, 1,559,438.70 and 613,783.73

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Solution

The fourth proportional to 1,130,019.75, 1,559,438.70 and 613,783.73 is: 847,027.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,019.75 : 1,559,438.70 = 613,783.73 : x
  2. Step 2: Convert to fraction form
    1,130,019.75/1,559,438.70 = 613,783.73/x
  3. Step 3: Cross multiply
    1,130,019.75x = 1,559,438.70 × 613,783.73
  4. Step 4: Simplify right side
    1,130,019.75x = 957,158,101,992.35
  5. Step 5: Solve for x
    x = 957,158,101,992.35/1,130,019.75
  6. Step 6: Final answer
    x = 847,027.76

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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.