Home / 1,930,339.70-2,895,855.15-808,522.10

Finding the Fourth Proportional to 1,930,339.70, 2,895,855.15 and 808,522.10

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Solution

The fourth proportional to 1,930,339.70, 2,895,855.15 and 808,522.10 is: 1,212,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,339.70 : 2,895,855.15 = 808,522.10 : x
  2. Step 2: Convert to fraction form
    1,930,339.70/2,895,855.15 = 808,522.10/x
  3. Step 3: Cross multiply
    1,930,339.70x = 2,895,855.15 × 808,522.10
  4. Step 4: Simplify right side
    1,930,339.70x = 2,341,362,887,173.82
  5. Step 5: Solve for x
    x = 2,341,362,887,173.82/1,930,339.70
  6. Step 6: Final answer
    x = 1,212,927.90

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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.