Home / 1,868,533.12-2,578,575.60-1,009,093.29

Finding the Fourth Proportional to 1,868,533.12, 2,578,575.60 and 1,009,093.29

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Solution

The fourth proportional to 1,868,533.12, 2,578,575.60 and 1,009,093.29 is: 1,392,548.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,533.12 : 2,578,575.60 = 1,009,093.29 : x
  2. Step 2: Convert to fraction form
    1,868,533.12/2,578,575.60 = 1,009,093.29/x
  3. Step 3: Cross multiply
    1,868,533.12x = 2,578,575.60 × 1,009,093.29
  4. Step 4: Simplify right side
    1,868,533.12x = 2,602,023,335,717.72
  5. Step 5: Solve for x
    x = 2,602,023,335,717.72/1,868,533.12
  6. Step 6: Final answer
    x = 1,392,548.69

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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.