Home / 1,860,856.23-2,568,043.53-1,045,203.78

Finding the Fourth Proportional to 1,860,856.23, 2,568,043.53 and 1,045,203.78

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Solution

The fourth proportional to 1,860,856.23, 2,568,043.53 and 1,045,203.78 is: 1,442,416.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,856.23 : 2,568,043.53 = 1,045,203.78 : x
  2. Step 2: Convert to fraction form
    1,860,856.23/2,568,043.53 = 1,045,203.78/x
  3. Step 3: Cross multiply
    1,860,856.23x = 2,568,043.53 × 1,045,203.78
  4. Step 4: Simplify right side
    1,860,856.23x = 2,684,128,804,760.54
  5. Step 5: Solve for x
    x = 2,684,128,804,760.54/1,860,856.23
  6. Step 6: Final answer
    x = 1,442,416.00

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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.