Home / 1,112,459.81-1,668,738.24-544,319.29

Finding the Fourth Proportional to 1,112,459.81, 1,668,738.24 and 544,319.29

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Solution

The fourth proportional to 1,112,459.81, 1,668,738.24 and 544,319.29 is: 816,502.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,459.81 : 1,668,738.24 = 544,319.29 : x
  2. Step 2: Convert to fraction form
    1,112,459.81/1,668,738.24 = 544,319.29/x
  3. Step 3: Cross multiply
    1,112,459.81x = 1,668,738.24 × 544,319.29
  4. Step 4: Simplify right side
    1,112,459.81x = 908,326,416,078.57
  5. Step 5: Solve for x
    x = 908,326,416,078.57/1,112,459.81
  6. Step 6: Final answer
    x = 816,502.68

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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.