Home / 1,781,329-2,458,389.56-976,668.52

Finding the Fourth Proportional to 1,781,329, 2,458,389.56 and 976,668.52

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Solution

The fourth proportional to 1,781,329, 2,458,389.56 and 976,668.52 is: 1,347,887.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,329 : 2,458,389.56 = 976,668.52 : x
  2. Step 2: Convert to fraction form
    1,781,329/2,458,389.56 = 976,668.52/x
  3. Step 3: Cross multiply
    1,781,329x = 2,458,389.56 × 976,668.52
  4. Step 4: Simplify right side
    1,781,329x = 2,401,031,693,148.65
  5. Step 5: Solve for x
    x = 2,401,031,693,148.65/1,781,329
  6. Step 6: Final answer
    x = 1,347,887.84

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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.