Home / 5,221,735.26-7,830,829.13-1,809,225.40

Finding the Fourth Proportional to 5,221,735.26, 7,830,829.13 and 1,809,225.40

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Solution

The fourth proportional to 5,221,735.26, 7,830,829.13 and 1,809,225.40 is: 2,713,223.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221,735.26 : 7,830,829.13 = 1,809,225.40 : x
  2. Step 2: Convert to fraction form
    5,221,735.26/7,830,829.13 = 1,809,225.40/x
  3. Step 3: Cross multiply
    5,221,735.26x = 7,830,829.13 × 1,809,225.40
  4. Step 4: Simplify right side
    5,221,735.26x = 14,167,734,965,055.90
  5. Step 5: Solve for x
    x = 14,167,734,965,055.90/5,221,735.26
  6. Step 6: Final answer
    x = 2,713,223.53

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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.