Home / 2,984,455.36-4,477,214.96-1,388,820.16

Finding the Fourth Proportional to 2,984,455.36, 4,477,214.96 and 1,388,820.16

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Solution

The fourth proportional to 2,984,455.36, 4,477,214.96 and 1,388,820.16 is: 2,083,477.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984,455.36 : 4,477,214.96 = 1,388,820.16 : x
  2. Step 2: Convert to fraction form
    2,984,455.36/4,477,214.96 = 1,388,820.16/x
  3. Step 3: Cross multiply
    2,984,455.36x = 4,477,214.96 × 1,388,820.16
  4. Step 4: Simplify right side
    2,984,455.36x = 6,218,046,397,101.59
  5. Step 5: Solve for x
    x = 6,218,046,397,101.59/2,984,455.36
  6. Step 6: Final answer
    x = 2,083,477.77

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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.