Home / 2,163,961.63-2,984,055.55-1,438,927.39

Finding the Fourth Proportional to 2,163,961.63, 2,984,055.55 and 1,438,927.39

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Solution

The fourth proportional to 2,163,961.63, 2,984,055.55 and 1,438,927.39 is: 1,984,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,961.63 : 2,984,055.55 = 1,438,927.39 : x
  2. Step 2: Convert to fraction form
    2,163,961.63/2,984,055.55 = 1,438,927.39/x
  3. Step 3: Cross multiply
    2,163,961.63x = 2,984,055.55 × 1,438,927.39
  4. Step 4: Simplify right side
    2,163,961.63x = 4,293,839,264,176.51
  5. Step 5: Solve for x
    x = 4,293,839,264,176.51/2,163,961.63
  6. Step 6: Final answer
    x = 1,984,249.26

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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.