Home / 1,200,536.33-1,800,807.51-490,564.23

Finding the Fourth Proportional to 1,200,536.33, 1,800,807.51 and 490,564.23

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Solution

The fourth proportional to 1,200,536.33, 1,800,807.51 and 490,564.23 is: 735,847.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,536.33 : 1,800,807.51 = 490,564.23 : x
  2. Step 2: Convert to fraction form
    1,200,536.33/1,800,807.51 = 490,564.23/x
  3. Step 3: Cross multiply
    1,200,536.33x = 1,800,807.51 × 490,564.23
  4. Step 4: Simplify right side
    1,200,536.33x = 883,411,749,521.37
  5. Step 5: Solve for x
    x = 883,411,749,521.37/1,200,536.33
  6. Step 6: Final answer
    x = 735,847.58

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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.