Home / 2,559,872.18-3,532,635.64-1,398,334.54

Finding the Fourth Proportional to 2,559,872.18, 3,532,635.64 and 1,398,334.54

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Solution

The fourth proportional to 2,559,872.18, 3,532,635.64 and 1,398,334.54 is: 1,929,708.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559,872.18 : 3,532,635.64 = 1,398,334.54 : x
  2. Step 2: Convert to fraction form
    2,559,872.18/3,532,635.64 = 1,398,334.54/x
  3. Step 3: Cross multiply
    2,559,872.18x = 3,532,635.64 × 1,398,334.54
  4. Step 4: Simplify right side
    2,559,872.18x = 4,939,806,432,647.01
  5. Step 5: Solve for x
    x = 4,939,806,432,647.01/2,559,872.18
  6. Step 6: Final answer
    x = 1,929,708.24

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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.