Home / 1,492,380-2,059,498.98-813,331.08

Finding the Fourth Proportional to 1,492,380, 2,059,498.98 and 813,331.08

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Solution

The fourth proportional to 1,492,380, 2,059,498.98 and 813,331.08 is: 1,122,404.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,380 : 2,059,498.98 = 813,331.08 : x
  2. Step 2: Convert to fraction form
    1,492,380/2,059,498.98 = 813,331.08/x
  3. Step 3: Cross multiply
    1,492,380x = 2,059,498.98 × 813,331.08
  4. Step 4: Simplify right side
    1,492,380x = 1,675,054,529,662.30
  5. Step 5: Solve for x
    x = 1,675,054,529,662.30/1,492,380
  6. Step 6: Final answer
    x = 1,122,404.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.