Home / 1,918,966-2,648,406.36-1,114,150

Finding the Fourth Proportional to 1,918,966, 2,648,406.36 and 1,114,150

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Solution

The fourth proportional to 1,918,966, 2,648,406.36 and 1,114,150 is: 1,537,662.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,966 : 2,648,406.36 = 1,114,150 : x
  2. Step 2: Convert to fraction form
    1,918,966/2,648,406.36 = 1,114,150/x
  3. Step 3: Cross multiply
    1,918,966x = 2,648,406.36 × 1,114,150
  4. Step 4: Simplify right side
    1,918,966x = 2,950,721,945,994
  5. Step 5: Solve for x
    x = 2,950,721,945,994/1,918,966
  6. Step 6: Final answer
    x = 1,537,662.44

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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.