Home / 3,101,261.72-4,651,888.93-971,511.71

Finding the Fourth Proportional to 3,101,261.72, 4,651,888.93 and 971,511.71

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Solution

The fourth proportional to 3,101,261.72, 4,651,888.93 and 971,511.71 is: 1,457,266.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,261.72 : 4,651,888.93 = 971,511.71 : x
  2. Step 2: Convert to fraction form
    3,101,261.72/4,651,888.93 = 971,511.71/x
  3. Step 3: Cross multiply
    3,101,261.72x = 4,651,888.93 × 971,511.71
  4. Step 4: Simplify right side
    3,101,261.72x = 4,519,364,569,114.37
  5. Step 5: Solve for x
    x = 4,519,364,569,114.37/3,101,261.72
  6. Step 6: Final answer
    x = 1,457,266.42

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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.