Home / 1,314,645.39-1,972,186.08-461,495.79

Finding the Fourth Proportional to 1,314,645.39, 1,972,186.08 and 461,495.79

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Solution

The fourth proportional to 1,314,645.39, 1,972,186.08 and 461,495.79 is: 692,320.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,645.39 : 1,972,186.08 = 461,495.79 : x
  2. Step 2: Convert to fraction form
    1,314,645.39/1,972,186.08 = 461,495.79/x
  3. Step 3: Cross multiply
    1,314,645.39x = 1,972,186.08 × 461,495.79
  4. Step 4: Simplify right side
    1,314,645.39x = 910,155,573,016.60
  5. Step 5: Solve for x
    x = 910,155,573,016.60/1,314,645.39
  6. Step 6: Final answer
    x = 692,320.21

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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.