Home / 1,353,522.34-2,029,496.55-512,138.98

Finding the Fourth Proportional to 1,353,522.34, 2,029,496.55 and 512,138.98

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Solution

The fourth proportional to 1,353,522.34, 2,029,496.55 and 512,138.98 is: 767,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,522.34 : 2,029,496.55 = 512,138.98 : x
  2. Step 2: Convert to fraction form
    1,353,522.34/2,029,496.55 = 512,138.98/x
  3. Step 3: Cross multiply
    1,353,522.34x = 2,029,496.55 × 512,138.98
  4. Step 4: Simplify right side
    1,353,522.34x = 1,039,384,293,030.52
  5. Step 5: Solve for x
    x = 1,039,384,293,030.52/1,353,522.34
  6. Step 6: Final answer
    x = 767,910.70

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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.