Home / 1,879,657.40-2,593,857.71-1,020,199.25

Finding the Fourth Proportional to 1,879,657.40, 2,593,857.71 and 1,020,199.25

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Solution

The fourth proportional to 1,879,657.40, 2,593,857.71 and 1,020,199.25 is: 1,407,837.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,657.40 : 2,593,857.71 = 1,020,199.25 : x
  2. Step 2: Convert to fraction form
    1,879,657.40/2,593,857.71 = 1,020,199.25/x
  3. Step 3: Cross multiply
    1,879,657.40x = 2,593,857.71 × 1,020,199.25
  4. Step 4: Simplify right side
    1,879,657.40x = 2,646,251,672,278.43
  5. Step 5: Solve for x
    x = 2,646,251,672,278.43/1,879,657.40
  6. Step 6: Final answer
    x = 1,407,837.24

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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.