Home / 1,885,641.75-2,602,135.76-1,026,183.56

Finding the Fourth Proportional to 1,885,641.75, 2,602,135.76 and 1,026,183.56

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Solution

The fourth proportional to 1,885,641.75, 2,602,135.76 and 1,026,183.56 is: 1,416,106.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,641.75 : 2,602,135.76 = 1,026,183.56 : x
  2. Step 2: Convert to fraction form
    1,885,641.75/2,602,135.76 = 1,026,183.56/x
  3. Step 3: Cross multiply
    1,885,641.75x = 2,602,135.76 × 1,026,183.56
  4. Step 4: Simplify right side
    1,885,641.75x = 2,670,268,919,658.51
  5. Step 5: Solve for x
    x = 2,670,268,919,658.51/1,885,641.75
  6. Step 6: Final answer
    x = 1,416,106.17

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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.