Home / 1,008,587.32-1,512,991.68-503,275.48

Finding the Fourth Proportional to 1,008,587.32, 1,512,991.68 and 503,275.48

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Solution

The fourth proportional to 1,008,587.32, 1,512,991.68 and 503,275.48 is: 754,968.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,587.32 : 1,512,991.68 = 503,275.48 : x
  2. Step 2: Convert to fraction form
    1,008,587.32/1,512,991.68 = 503,275.48/x
  3. Step 3: Cross multiply
    1,008,587.32x = 1,512,991.68 × 503,275.48
  4. Step 4: Simplify right side
    1,008,587.32x = 761,451,613,988.01
  5. Step 5: Solve for x
    x = 761,451,613,988.01/1,008,587.32
  6. Step 6: Final answer
    x = 754,968.46

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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.