Home / 2,839,083.60-3,917,994.66-1,549,978.32

Finding the Fourth Proportional to 2,839,083.60, 3,917,994.66 and 1,549,978.32

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Solution

The fourth proportional to 2,839,083.60, 3,917,994.66 and 1,549,978.32 is: 2,139,002.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,083.60 : 3,917,994.66 = 1,549,978.32 : x
  2. Step 2: Convert to fraction form
    2,839,083.60/3,917,994.66 = 1,549,978.32/x
  3. Step 3: Cross multiply
    2,839,083.60x = 3,917,994.66 × 1,549,978.32
  4. Step 4: Simplify right side
    2,839,083.60x = 6,072,806,780,875.77
  5. Step 5: Solve for x
    x = 6,072,806,780,875.77/2,839,083.60
  6. Step 6: Final answer
    x = 2,139,002.45

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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.