Home / 1,631,192.43-2,445,441.57-719,725.98

Finding the Fourth Proportional to 1,631,192.43, 2,445,441.57 and 719,725.98

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Solution

The fourth proportional to 1,631,192.43, 2,445,441.57 and 719,725.98 is: 1,078,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,192.43 : 2,445,441.57 = 719,725.98 : x
  2. Step 2: Convert to fraction form
    1,631,192.43/2,445,441.57 = 719,725.98/x
  3. Step 3: Cross multiply
    1,631,192.43x = 2,445,441.57 × 719,725.98
  4. Step 4: Simplify right side
    1,631,192.43x = 1,760,047,830,500.99
  5. Step 5: Solve for x
    x = 1,760,047,830,500.99/1,631,192.43
  6. Step 6: Final answer
    x = 1,078,994.60

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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.