Home / 1,703,826.40-2,552,629.20-1,038,200.80

Finding the Fourth Proportional to 1,703,826.40, 2,552,629.20 and 1,038,200.80

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Solution

The fourth proportional to 1,703,826.40, 2,552,629.20 and 1,038,200.80 is: 1,555,405.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,826.40 : 2,552,629.20 = 1,038,200.80 : x
  2. Step 2: Convert to fraction form
    1,703,826.40/2,552,629.20 = 1,038,200.80/x
  3. Step 3: Cross multiply
    1,703,826.40x = 2,552,629.20 × 1,038,200.80
  4. Step 4: Simplify right side
    1,703,826.40x = 2,650,141,677,543.36
  5. Step 5: Solve for x
    x = 2,650,141,677,543.36/1,703,826.40
  6. Step 6: Final answer
    x = 1,555,405.92

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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.