Home / 4,412,012.84-6,616,531.04-1,678,911.40

Finding the Fourth Proportional to 4,412,012.84, 6,616,531.04 and 1,678,911.40

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Solution

The fourth proportional to 4,412,012.84, 6,616,531.04 and 1,678,911.40 is: 2,517,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412,012.84 : 6,616,531.04 = 1,678,911.40 : x
  2. Step 2: Convert to fraction form
    4,412,012.84/6,616,531.04 = 1,678,911.40/x
  3. Step 3: Cross multiply
    4,412,012.84x = 6,616,531.04 × 1,678,911.40
  4. Step 4: Simplify right side
    4,412,012.84x = 11,108,569,391,509.86
  5. Step 5: Solve for x
    x = 11,108,569,391,509.86/4,412,012.84
  6. Step 6: Final answer
    x = 2,517,800.78

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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.