Home / 1,308,812.40-1,960,799.40-746,175.60

Finding the Fourth Proportional to 1,308,812.40, 1,960,799.40 and 746,175.60

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Solution

The fourth proportional to 1,308,812.40, 1,960,799.40 and 746,175.60 is: 1,117,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,812.40 : 1,960,799.40 = 746,175.60 : x
  2. Step 2: Convert to fraction form
    1,308,812.40/1,960,799.40 = 746,175.60/x
  3. Step 3: Cross multiply
    1,308,812.40x = 1,960,799.40 × 746,175.60
  4. Step 4: Simplify right side
    1,308,812.40x = 1,463,100,668,774.64
  5. Step 5: Solve for x
    x = 1,463,100,668,774.64/1,308,812.40
  6. Step 6: Final answer
    x = 1,117,884.17

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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.