Home / 2,108,072.09-2,909,140.47-1,141,202.39

Finding the Fourth Proportional to 2,108,072.09, 2,909,140.47 and 1,141,202.39

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Solution

The fourth proportional to 2,108,072.09, 2,909,140.47 and 1,141,202.39 is: 1,574,859.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,072.09 : 2,909,140.47 = 1,141,202.39 : x
  2. Step 2: Convert to fraction form
    2,108,072.09/2,909,140.47 = 1,141,202.39/x
  3. Step 3: Cross multiply
    2,108,072.09x = 2,909,140.47 × 1,141,202.39
  4. Step 4: Simplify right side
    2,108,072.09x = 3,319,918,042,664.02
  5. Step 5: Solve for x
    x = 3,319,918,042,664.02/2,108,072.09
  6. Step 6: Final answer
    x = 1,574,859.82

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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.