Home / 3,101,111.93-4,651,668.20-971,362.13

Finding the Fourth Proportional to 3,101,111.93, 4,651,668.20 and 971,362.13

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Solution

The fourth proportional to 3,101,111.93, 4,651,668.20 and 971,362.13 is: 1,457,043.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,111.93 : 4,651,668.20 = 971,362.13 : x
  2. Step 2: Convert to fraction form
    3,101,111.93/4,651,668.20 = 971,362.13/x
  3. Step 3: Cross multiply
    3,101,111.93x = 4,651,668.20 × 971,362.13
  4. Step 4: Simplify right side
    3,101,111.93x = 4,518,454,309,975.33
  5. Step 5: Solve for x
    x = 4,518,454,309,975.33/3,101,111.93
  6. Step 6: Final answer
    x = 1,457,043.28

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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.