Home / 3,448,809.81-4,759,358.85-1,999,345.49

Finding the Fourth Proportional to 3,448,809.81, 4,759,358.85 and 1,999,345.49

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Solution

The fourth proportional to 3,448,809.81, 4,759,358.85 and 1,999,345.49 is: 2,759,097.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,809.81 : 4,759,358.85 = 1,999,345.49 : x
  2. Step 2: Convert to fraction form
    3,448,809.81/4,759,358.85 = 1,999,345.49/x
  3. Step 3: Cross multiply
    3,448,809.81x = 4,759,358.85 × 1,999,345.49
  4. Step 4: Simplify right side
    3,448,809.81x = 9,515,602,646,089.89
  5. Step 5: Solve for x
    x = 9,515,602,646,089.89/3,448,809.81
  6. Step 6: Final answer
    x = 2,759,097.54

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1.5x scale

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.