Home / 1,786,291.07-2,465,068.38-970,501.49

Finding the Fourth Proportional to 1,786,291.07, 2,465,068.38 and 970,501.49

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Solution

The fourth proportional to 1,786,291.07, 2,465,068.38 and 970,501.49 is: 1,339,284.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,291.07 : 2,465,068.38 = 970,501.49 : x
  2. Step 2: Convert to fraction form
    1,786,291.07/2,465,068.38 = 970,501.49/x
  3. Step 3: Cross multiply
    1,786,291.07x = 2,465,068.38 × 970,501.49
  4. Step 4: Simplify right side
    1,786,291.07x = 2,392,352,523,416.54
  5. Step 5: Solve for x
    x = 2,392,352,523,416.54/1,786,291.07
  6. Step 6: Final answer
    x = 1,339,284.83

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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.