Home / 1,110,993.36-1,666,492.32-401,522.40

Finding the Fourth Proportional to 1,110,993.36, 1,666,492.32 and 401,522.40

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Solution

The fourth proportional to 1,110,993.36, 1,666,492.32 and 401,522.40 is: 602,284.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,993.36 : 1,666,492.32 = 401,522.40 : x
  2. Step 2: Convert to fraction form
    1,110,993.36/1,666,492.32 = 401,522.40/x
  3. Step 3: Cross multiply
    1,110,993.36x = 1,666,492.32 × 401,522.40
  4. Step 4: Simplify right side
    1,110,993.36x = 669,133,995,907.97
  5. Step 5: Solve for x
    x = 669,133,995,907.97/1,110,993.36
  6. Step 6: Final answer
    x = 602,284.42

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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.