Home / 2,984,878.40-4,475,996.64-854,477.12

Finding the Fourth Proportional to 2,984,878.40, 4,475,996.64 and 854,477.12

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Solution

The fourth proportional to 2,984,878.40, 4,475,996.64 and 854,477.12 is: 1,281,337.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984,878.40 : 4,475,996.64 = 854,477.12 : x
  2. Step 2: Convert to fraction form
    2,984,878.40/4,475,996.64 = 854,477.12/x
  3. Step 3: Cross multiply
    2,984,878.40x = 4,475,996.64 × 854,477.12
  4. Step 4: Simplify right side
    2,984,878.40x = 3,824,636,718,076.88
  5. Step 5: Solve for x
    x = 3,824,636,718,076.88/2,984,878.40
  6. Step 6: Final answer
    x = 1,281,337.53

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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.