Home / 1,898,166.20-2,619,469.08-1,038,726.24

Finding the Fourth Proportional to 1,898,166.20, 2,619,469.08 and 1,038,726.24

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Solution

The fourth proportional to 1,898,166.20, 2,619,469.08 and 1,038,726.24 is: 1,433,442.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,166.20 : 2,619,469.08 = 1,038,726.24 : x
  2. Step 2: Convert to fraction form
    1,898,166.20/2,619,469.08 = 1,038,726.24/x
  3. Step 3: Cross multiply
    1,898,166.20x = 2,619,469.08 × 1,038,726.24
  4. Step 4: Simplify right side
    1,898,166.20x = 2,720,911,268,264.66
  5. Step 5: Solve for x
    x = 2,720,911,268,264.66/1,898,166.20
  6. Step 6: Final answer
    x = 1,433,442.06

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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.