Home / 1,135,904.72-1,567,495.80-652,129.38

Finding the Fourth Proportional to 1,135,904.72, 1,567,495.80 and 652,129.38

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Solution

The fourth proportional to 1,135,904.72, 1,567,495.80 and 652,129.38 is: 899,908.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,904.72 : 1,567,495.80 = 652,129.38 : x
  2. Step 2: Convert to fraction form
    1,135,904.72/1,567,495.80 = 652,129.38/x
  3. Step 3: Cross multiply
    1,135,904.72x = 1,567,495.80 × 652,129.38
  4. Step 4: Simplify right side
    1,135,904.72x = 1,022,210,064,206.60
  5. Step 5: Solve for x
    x = 1,022,210,064,206.60/1,135,904.72
  6. Step 6: Final answer
    x = 899,908.29

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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.