Home / 1,752,668.60-2,628,743.70-490,623.80

Finding the Fourth Proportional to 1,752,668.60, 2,628,743.70 and 490,623.80

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Solution

The fourth proportional to 1,752,668.60, 2,628,743.70 and 490,623.80 is: 735,863.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,668.60 : 2,628,743.70 = 490,623.80 : x
  2. Step 2: Convert to fraction form
    1,752,668.60/2,628,743.70 = 490,623.80/x
  3. Step 3: Cross multiply
    1,752,668.60x = 2,628,743.70 × 490,623.80
  4. Step 4: Simplify right side
    1,752,668.60x = 1,289,724,223,320.06
  5. Step 5: Solve for x
    x = 1,289,724,223,320.06/1,752,668.60
  6. Step 6: Final answer
    x = 735,863.14

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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.