Home / 2,521,561.95-3,479,739-1,433,833.60

Finding the Fourth Proportional to 2,521,561.95, 3,479,739 and 1,433,833.60

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Solution

The fourth proportional to 2,521,561.95, 3,479,739 and 1,433,833.60 is: 1,978,680.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,561.95 : 3,479,739 = 1,433,833.60 : x
  2. Step 2: Convert to fraction form
    2,521,561.95/3,479,739 = 1,433,833.60/x
  3. Step 3: Cross multiply
    2,521,561.95x = 3,479,739 × 1,433,833.60
  4. Step 4: Simplify right side
    2,521,561.95x = 4,989,366,697,430.40
  5. Step 5: Solve for x
    x = 4,989,366,697,430.40/2,521,561.95
  6. Step 6: Final answer
    x = 1,978,680.99

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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.