Home / 1,301,161.50-1,796,710.95-818,534.34

Finding the Fourth Proportional to 1,301,161.50, 1,796,710.95 and 818,534.34

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Solution

The fourth proportional to 1,301,161.50, 1,796,710.95 and 818,534.34 is: 1,130,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,161.50 : 1,796,710.95 = 818,534.34 : x
  2. Step 2: Convert to fraction form
    1,301,161.50/1,796,710.95 = 818,534.34/x
  3. Step 3: Cross multiply
    1,301,161.50x = 1,796,710.95 × 818,534.34
  4. Step 4: Simplify right side
    1,301,161.50x = 1,470,669,611,629.02
  5. Step 5: Solve for x
    x = 1,470,669,611,629.02/1,301,161.50
  6. Step 6: Final answer
    x = 1,130,274.46

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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.