Home / 1,003,742.36-1,384,985.68-568,157.48

Finding the Fourth Proportional to 1,003,742.36, 1,384,985.68 and 568,157.48

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Solution

The fourth proportional to 1,003,742.36, 1,384,985.68 and 568,157.48 is: 783,956.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,742.36 : 1,384,985.68 = 568,157.48 : x
  2. Step 2: Convert to fraction form
    1,003,742.36/1,384,985.68 = 568,157.48/x
  3. Step 3: Cross multiply
    1,003,742.36x = 1,384,985.68 × 568,157.48
  4. Step 4: Simplify right side
    1,003,742.36x = 786,889,973,784.89
  5. Step 5: Solve for x
    x = 786,889,973,784.89/1,003,742.36
  6. Step 6: Final answer
    x = 783,956.13

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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.