Home / 1,314,675.68-1,972,231.54-461,525.90

Finding the Fourth Proportional to 1,314,675.68, 1,972,231.54 and 461,525.90

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Solution

The fourth proportional to 1,314,675.68, 1,972,231.54 and 461,525.90 is: 692,365.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,675.68 : 1,972,231.54 = 461,525.90 : x
  2. Step 2: Convert to fraction form
    1,314,675.68/1,972,231.54 = 461,525.90/x
  3. Step 3: Cross multiply
    1,314,675.68x = 1,972,231.54 × 461,525.90
  4. Step 4: Simplify right side
    1,314,675.68x = 910,235,936,506.89
  5. Step 5: Solve for x
    x = 910,235,936,506.89/1,314,675.68
  6. Step 6: Final answer
    x = 692,365.39

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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.