Home / 2,086,009.12-2,878,555.56-1,168,027.83

Finding the Fourth Proportional to 2,086,009.12, 2,878,555.56 and 1,168,027.83

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Solution

The fourth proportional to 2,086,009.12, 2,878,555.56 and 1,168,027.83 is: 1,611,801.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,009.12 : 2,878,555.56 = 1,168,027.83 : x
  2. Step 2: Convert to fraction form
    2,086,009.12/2,878,555.56 = 1,168,027.83/x
  3. Step 3: Cross multiply
    2,086,009.12x = 2,878,555.56 × 1,168,027.83
  4. Step 4: Simplify right side
    2,086,009.12x = 3,362,232,999,901.13
  5. Step 5: Solve for x
    x = 3,362,232,999,901.13/2,086,009.12
  6. Step 6: Final answer
    x = 1,611,801.68

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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.