Home / 1,773,315.75-2,447,191.28-1,009,418.43

Finding the Fourth Proportional to 1,773,315.75, 2,447,191.28 and 1,009,418.43

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Solution

The fourth proportional to 1,773,315.75, 2,447,191.28 and 1,009,418.43 is: 1,393,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,315.75 : 2,447,191.28 = 1,009,418.43 : x
  2. Step 2: Convert to fraction form
    1,773,315.75/2,447,191.28 = 1,009,418.43/x
  3. Step 3: Cross multiply
    1,773,315.75x = 2,447,191.28 × 1,009,418.43
  4. Step 4: Simplify right side
    1,773,315.75x = 2,470,239,974,720.20
  5. Step 5: Solve for x
    x = 2,470,239,974,720.20/1,773,315.75
  6. Step 6: Final answer
    x = 1,393,006.28

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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.