Home / 1,885,595.73-2,602,180.77-1,069,833.78

Finding the Fourth Proportional to 1,885,595.73, 2,602,180.77 and 1,069,833.78

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Solution

The fourth proportional to 1,885,595.73, 2,602,180.77 and 1,069,833.78 is: 1,476,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,595.73 : 2,602,180.77 = 1,069,833.78 : x
  2. Step 2: Convert to fraction form
    1,885,595.73/2,602,180.77 = 1,069,833.78/x
  3. Step 3: Cross multiply
    1,885,595.73x = 2,602,180.77 × 1,069,833.78
  4. Step 4: Simplify right side
    1,885,595.73x = 2,783,900,889,412.41
  5. Step 5: Solve for x
    x = 2,783,900,889,412.41/1,885,595.73
  6. Step 6: Final answer
    x = 1,476,403.90

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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.