Home / 1,879,697.61-2,595,157.11-1,292,008.80

Finding the Fourth Proportional to 1,879,697.61, 2,595,157.11 and 1,292,008.80

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Solution

The fourth proportional to 1,879,697.61, 2,595,157.11 and 1,292,008.80 is: 1,783,779.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,697.61 : 2,595,157.11 = 1,292,008.80 : x
  2. Step 2: Convert to fraction form
    1,879,697.61/2,595,157.11 = 1,292,008.80/x
  3. Step 3: Cross multiply
    1,879,697.61x = 2,595,157.11 × 1,292,008.80
  4. Step 4: Simplify right side
    1,879,697.61x = 3,352,965,823,502.57
  5. Step 5: Solve for x
    x = 3,352,965,823,502.57/1,879,697.61
  6. Step 6: Final answer
    x = 1,783,779.37

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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.