Home / 1,896,696.76-2,620,388.72-1,590,298.08

Finding the Fourth Proportional to 1,896,696.76, 2,620,388.72 and 1,590,298.08

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Solution

The fourth proportional to 1,896,696.76, 2,620,388.72 and 1,590,298.08 is: 2,197,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,696.76 : 2,620,388.72 = 1,590,298.08 : x
  2. Step 2: Convert to fraction form
    1,896,696.76/2,620,388.72 = 1,590,298.08/x
  3. Step 3: Cross multiply
    1,896,696.76x = 2,620,388.72 × 1,590,298.08
  4. Step 4: Simplify right side
    1,896,696.76x = 4,167,199,150,269.66
  5. Step 5: Solve for x
    x = 4,167,199,150,269.66/1,896,696.76
  6. Step 6: Final answer
    x = 2,197,082.44

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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.