Home / 1,210,110.18-1,815,777.63-500,647.38

Finding the Fourth Proportional to 1,210,110.18, 1,815,777.63 and 500,647.38

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Solution

The fourth proportional to 1,210,110.18, 1,815,777.63 and 500,647.38 is: 751,224.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,110.18 : 1,815,777.63 = 500,647.38 : x
  2. Step 2: Convert to fraction form
    1,210,110.18/1,815,777.63 = 500,647.38/x
  3. Step 3: Cross multiply
    1,210,110.18x = 1,815,777.63 × 500,647.38
  4. Step 4: Simplify right side
    1,210,110.18x = 909,064,313,122.11
  5. Step 5: Solve for x
    x = 909,064,313,122.11/1,210,110.18
  6. Step 6: Final answer
    x = 751,224.42

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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.