Home / 1,114,390.62-1,671,825.96-345,872.34

Finding the Fourth Proportional to 1,114,390.62, 1,671,825.96 and 345,872.34

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Solution

The fourth proportional to 1,114,390.62, 1,671,825.96 and 345,872.34 is: 518,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,390.62 : 1,671,825.96 = 345,872.34 : x
  2. Step 2: Convert to fraction form
    1,114,390.62/1,671,825.96 = 345,872.34/x
  3. Step 3: Cross multiply
    1,114,390.62x = 1,671,825.96 × 345,872.34
  4. Step 4: Simplify right side
    1,114,390.62x = 578,238,356,857.95
  5. Step 5: Solve for x
    x = 578,238,356,857.95/1,114,390.62
  6. Step 6: Final answer
    x = 518,883.01

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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.