Home / 1,363,354.40-2,045,012.40-615,399.20

Finding the Fourth Proportional to 1,363,354.40, 2,045,012.40 and 615,399.20

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Solution

The fourth proportional to 1,363,354.40, 2,045,012.40 and 615,399.20 is: 923,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,354.40 : 2,045,012.40 = 615,399.20 : x
  2. Step 2: Convert to fraction form
    1,363,354.40/2,045,012.40 = 615,399.20/x
  3. Step 3: Cross multiply
    1,363,354.40x = 2,045,012.40 × 615,399.20
  4. Step 4: Simplify right side
    1,363,354.40x = 1,258,498,994,950.08
  5. Step 5: Solve for x
    x = 1,258,498,994,950.08/1,363,354.40
  6. Step 6: Final answer
    x = 923,090.13

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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.