Home / 1,938,230.03-2,674,040.00-1,935,240.72

Finding the Fourth Proportional to 1,938,230.03, 2,674,040.00 and 1,935,240.72

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Solution

The fourth proportional to 1,938,230.03, 2,674,040.00 and 1,935,240.72 is: 2,669,915.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,230.03 : 2,674,040.00 = 1,935,240.72 : x
  2. Step 2: Convert to fraction form
    1,938,230.03/2,674,040.00 = 1,935,240.72/x
  3. Step 3: Cross multiply
    1,938,230.03x = 2,674,040.00 × 1,935,240.72
  4. Step 4: Simplify right side
    1,938,230.03x = 5,174,911,085,232.60
  5. Step 5: Solve for x
    x = 5,174,911,085,232.60/1,938,230.03
  6. Step 6: Final answer
    x = 2,669,915.86

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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.