Home / 1,823,051.51-2,515,861.81-1,007,307.75

Finding the Fourth Proportional to 1,823,051.51, 2,515,861.81 and 1,007,307.75

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Solution

The fourth proportional to 1,823,051.51, 2,515,861.81 and 1,007,307.75 is: 1,390,112.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823,051.51 : 2,515,861.81 = 1,007,307.75 : x
  2. Step 2: Convert to fraction form
    1,823,051.51/2,515,861.81 = 1,007,307.75/x
  3. Step 3: Cross multiply
    1,823,051.51x = 2,515,861.81 × 1,007,307.75
  4. Step 4: Simplify right side
    1,823,051.51x = 2,534,247,099,142.03
  5. Step 5: Solve for x
    x = 2,534,247,099,142.03/1,823,051.51
  6. Step 6: Final answer
    x = 1,390,112.72

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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.