Home / 3,122,577.07-4,307,836.83-2,090,417.38

Finding the Fourth Proportional to 3,122,577.07, 4,307,836.83 and 2,090,417.38

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Solution

The fourth proportional to 3,122,577.07, 4,307,836.83 and 2,090,417.38 is: 2,883,892.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122,577.07 : 4,307,836.83 = 2,090,417.38 : x
  2. Step 2: Convert to fraction form
    3,122,577.07/4,307,836.83 = 2,090,417.38/x
  3. Step 3: Cross multiply
    3,122,577.07x = 4,307,836.83 × 2,090,417.38
  4. Step 4: Simplify right side
    3,122,577.07x = 9,005,176,979,636.11
  5. Step 5: Solve for x
    x = 9,005,176,979,636.11/3,122,577.07
  6. Step 6: Final answer
    x = 2,883,892.62

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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.