Home / 2,842,039.10-3,922,041.47-1,552,879.42

Finding the Fourth Proportional to 2,842,039.10, 3,922,041.47 and 1,552,879.42

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Solution

The fourth proportional to 2,842,039.10, 3,922,041.47 and 1,552,879.42 is: 2,142,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,039.10 : 3,922,041.47 = 1,552,879.42 : x
  2. Step 2: Convert to fraction form
    2,842,039.10/3,922,041.47 = 1,552,879.42/x
  3. Step 3: Cross multiply
    2,842,039.10x = 3,922,041.47 × 1,552,879.42
  4. Step 4: Simplify right side
    2,842,039.10x = 6,090,457,465,580.05
  5. Step 5: Solve for x
    x = 6,090,457,465,580.05/2,842,039.10
  6. Step 6: Final answer
    x = 2,142,988.62

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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.