Home / 1,660,137.66-2,291,075.10-1,015,355.34

Finding the Fourth Proportional to 1,660,137.66, 2,291,075.10 and 1,015,355.34

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Solution

The fourth proportional to 1,660,137.66, 2,291,075.10 and 1,015,355.34 is: 1,401,242.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,137.66 : 2,291,075.10 = 1,015,355.34 : x
  2. Step 2: Convert to fraction form
    1,660,137.66/2,291,075.10 = 1,015,355.34/x
  3. Step 3: Cross multiply
    1,660,137.66x = 2,291,075.10 × 1,015,355.34
  4. Step 4: Simplify right side
    1,660,137.66x = 2,326,255,337,126.03
  5. Step 5: Solve for x
    x = 2,326,255,337,126.03/1,660,137.66
  6. Step 6: Final answer
    x = 1,401,242.43

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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.