Home / 1,631,750.56-2,447,256.24-620,512

Finding the Fourth Proportional to 1,631,750.56, 2,447,256.24 and 620,512

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Solution

The fourth proportional to 1,631,750.56, 2,447,256.24 and 620,512 is: 930,627.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,750.56 : 2,447,256.24 = 620,512 : x
  2. Step 2: Convert to fraction form
    1,631,750.56/2,447,256.24 = 620,512/x
  3. Step 3: Cross multiply
    1,631,750.56x = 2,447,256.24 × 620,512
  4. Step 4: Simplify right side
    1,631,750.56x = 1,518,551,863,994.88
  5. Step 5: Solve for x
    x = 1,518,551,863,994.88/1,631,750.56
  6. Step 6: Final answer
    x = 930,627.45

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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.