Home / 1,831,129.23-2,526,988.59-1,015,367.30

Finding the Fourth Proportional to 1,831,129.23, 2,526,988.59 and 1,015,367.30

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Solution

The fourth proportional to 1,831,129.23, 2,526,988.59 and 1,015,367.30 is: 1,401,223.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,129.23 : 2,526,988.59 = 1,015,367.30 : x
  2. Step 2: Convert to fraction form
    1,831,129.23/2,526,988.59 = 1,015,367.30/x
  3. Step 3: Cross multiply
    1,831,129.23x = 2,526,988.59 × 1,015,367.30
  4. Step 4: Simplify right side
    1,831,129.23x = 2,565,821,578,600.37
  5. Step 5: Solve for x
    x = 2,565,821,578,600.37/1,831,129.23
  6. Step 6: Final answer
    x = 1,401,223.64

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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.