Home / 1,315,522.23-1,972,940.82-556,973.25

Finding the Fourth Proportional to 1,315,522.23, 1,972,940.82 and 556,973.25

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Solution

The fourth proportional to 1,315,522.23, 1,972,940.82 and 556,973.25 is: 835,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,522.23 : 1,972,940.82 = 556,973.25 : x
  2. Step 2: Convert to fraction form
    1,315,522.23/1,972,940.82 = 556,973.25/x
  3. Step 3: Cross multiply
    1,315,522.23x = 1,972,940.82 × 556,973.25
  4. Step 4: Simplify right side
    1,315,522.23x = 1,098,875,260,573.07
  5. Step 5: Solve for x
    x = 1,098,875,260,573.07/1,315,522.23
  6. Step 6: Final answer
    x = 835,314.85

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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.