Home / 1,863,012.33-2,571,229.28-1,047,283.20

Finding the Fourth Proportional to 1,863,012.33, 2,571,229.28 and 1,047,283.20

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Solution

The fourth proportional to 1,863,012.33, 2,571,229.28 and 1,047,283.20 is: 1,445,403.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,012.33 : 2,571,229.28 = 1,047,283.20 : x
  2. Step 2: Convert to fraction form
    1,863,012.33/2,571,229.28 = 1,047,283.20/x
  3. Step 3: Cross multiply
    1,863,012.33x = 2,571,229.28 × 1,047,283.20
  4. Step 4: Simplify right side
    1,863,012.33x = 2,692,805,228,292.10
  5. Step 5: Solve for x
    x = 2,692,805,228,292.10/1,863,012.33
  6. Step 6: Final answer
    x = 1,445,403.87

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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.