Home / 1,980,474.84-2,970,234.36-914,492.16

Finding the Fourth Proportional to 1,980,474.84, 2,970,234.36 and 914,492.16

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Solution

The fourth proportional to 1,980,474.84, 2,970,234.36 and 914,492.16 is: 1,371,517.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,474.84 : 2,970,234.36 = 914,492.16 : x
  2. Step 2: Convert to fraction form
    1,980,474.84/2,970,234.36 = 914,492.16/x
  3. Step 3: Cross multiply
    1,980,474.84x = 2,970,234.36 × 914,492.16
  4. Step 4: Simplify right side
    1,980,474.84x = 2,716,256,035,582.62
  5. Step 5: Solve for x
    x = 2,716,256,035,582.62/1,980,474.84
  6. Step 6: Final answer
    x = 1,371,517.57

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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.