Home / 3,748,311.51-5,622,467.19-908,423.70

Finding the Fourth Proportional to 3,748,311.51, 5,622,467.19 and 908,423.70

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Solution

The fourth proportional to 3,748,311.51, 5,622,467.19 and 908,423.70 is: 1,362,635.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748,311.51 : 5,622,467.19 = 908,423.70 : x
  2. Step 2: Convert to fraction form
    3,748,311.51/5,622,467.19 = 908,423.70/x
  3. Step 3: Cross multiply
    3,748,311.51x = 5,622,467.19 × 908,423.70
  4. Step 4: Simplify right side
    3,748,311.51x = 5,107,582,447,868.40
  5. Step 5: Solve for x
    x = 5,107,582,447,868.40/3,748,311.51
  6. Step 6: Final answer
    x = 1,362,635.53

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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.