Home / 1,422,829.98-2,134,087.74-357,872.45

Finding the Fourth Proportional to 1,422,829.98, 2,134,087.74 and 357,872.45

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Solution

The fourth proportional to 1,422,829.98, 2,134,087.74 and 357,872.45 is: 536,769.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,829.98 : 2,134,087.74 = 357,872.45 : x
  2. Step 2: Convert to fraction form
    1,422,829.98/2,134,087.74 = 357,872.45/x
  3. Step 3: Cross multiply
    1,422,829.98x = 2,134,087.74 × 357,872.45
  4. Step 4: Simplify right side
    1,422,829.98x = 763,731,197,358.32
  5. Step 5: Solve for x
    x = 763,731,197,358.32/1,422,829.98
  6. Step 6: Final answer
    x = 536,769.12

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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.