Home / 1,886,316.08-2,604,845.54-1,198,209.63

Finding the Fourth Proportional to 1,886,316.08, 2,604,845.54 and 1,198,209.63

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Solution

The fourth proportional to 1,886,316.08, 2,604,845.54 and 1,198,209.63 is: 1,654,627.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,316.08 : 2,604,845.54 = 1,198,209.63 : x
  2. Step 2: Convert to fraction form
    1,886,316.08/2,604,845.54 = 1,198,209.63/x
  3. Step 3: Cross multiply
    1,886,316.08x = 2,604,845.54 × 1,198,209.63
  4. Step 4: Simplify right side
    1,886,316.08x = 3,121,151,004,699.50
  5. Step 5: Solve for x
    x = 3,121,151,004,699.50/1,886,316.08
  6. Step 6: Final answer
    x = 1,654,627.79

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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.