Home / 1,363,495.40-2,045,223.90-615,540.20

Finding the Fourth Proportional to 1,363,495.40, 2,045,223.90 and 615,540.20

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Solution

The fourth proportional to 1,363,495.40, 2,045,223.90 and 615,540.20 is: 923,301.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,495.40 : 2,045,223.90 = 615,540.20 : x
  2. Step 2: Convert to fraction form
    1,363,495.40/2,045,223.90 = 615,540.20/x
  3. Step 3: Cross multiply
    1,363,495.40x = 2,045,223.90 × 615,540.20
  4. Step 4: Simplify right side
    1,363,495.40x = 1,258,917,528,450.78
  5. Step 5: Solve for x
    x = 1,258,917,528,450.78/1,363,495.40
  6. Step 6: Final answer
    x = 923,301.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.