Home / 2,671,288.80-4,010,043.60-1,728,578.40

Finding the Fourth Proportional to 2,671,288.80, 4,010,043.60 and 1,728,578.40

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Solution

The fourth proportional to 2,671,288.80, 4,010,043.60 and 1,728,578.40 is: 2,594,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671,288.80 : 4,010,043.60 = 1,728,578.40 : x
  2. Step 2: Convert to fraction form
    2,671,288.80/4,010,043.60 = 1,728,578.40/x
  3. Step 3: Cross multiply
    2,671,288.80x = 4,010,043.60 × 1,728,578.40
  4. Step 4: Simplify right side
    2,671,288.80x = 6,931,674,750,018.24
  5. Step 5: Solve for x
    x = 6,931,674,750,018.24/2,671,288.80
  6. Step 6: Final answer
    x = 2,594,880.33

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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.