Home / 1,070,031.35-1,604,580.44-404,716.79

Finding the Fourth Proportional to 1,070,031.35, 1,604,580.44 and 404,716.79

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Solution

The fourth proportional to 1,070,031.35, 1,604,580.44 and 404,716.79 is: 606,898.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,031.35 : 1,604,580.44 = 404,716.79 : x
  2. Step 2: Convert to fraction form
    1,070,031.35/1,604,580.44 = 404,716.79/x
  3. Step 3: Cross multiply
    1,070,031.35x = 1,604,580.44 × 404,716.79
  4. Step 4: Simplify right side
    1,070,031.35x = 649,400,646,961.46
  5. Step 5: Solve for x
    x = 649,400,646,961.46/1,070,031.35
  6. Step 6: Final answer
    x = 606,898.71

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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.