Home / 1,932,826.40-2,899,239.60-1,176,999.20

Finding the Fourth Proportional to 1,932,826.40, 2,899,239.60 and 1,176,999.20

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Solution

The fourth proportional to 1,932,826.40, 2,899,239.60 and 1,176,999.20 is: 1,765,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,826.40 : 2,899,239.60 = 1,176,999.20 : x
  2. Step 2: Convert to fraction form
    1,932,826.40/2,899,239.60 = 1,176,999.20/x
  3. Step 3: Cross multiply
    1,932,826.40x = 2,899,239.60 × 1,176,999.20
  4. Step 4: Simplify right side
    1,932,826.40x = 3,412,402,689,808.32
  5. Step 5: Solve for x
    x = 3,412,402,689,808.32/1,932,826.40
  6. Step 6: Final answer
    x = 1,765,498.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.