Home / 1,008,402.89-1,511,460.23-629,492.81

Finding the Fourth Proportional to 1,008,402.89, 1,511,460.23 and 629,492.81

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Solution

The fourth proportional to 1,008,402.89, 1,511,460.23 and 629,492.81 is: 943,525.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,402.89 : 1,511,460.23 = 629,492.81 : x
  2. Step 2: Convert to fraction form
    1,008,402.89/1,511,460.23 = 629,492.81/x
  3. Step 3: Cross multiply
    1,008,402.89x = 1,511,460.23 × 629,492.81
  4. Step 4: Simplify right side
    1,008,402.89x = 951,453,336,681.18
  5. Step 5: Solve for x
    x = 951,453,336,681.18/1,008,402.89
  6. Step 6: Final answer
    x = 943,525.00

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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.