Home / 1,327,281.09-1,831,803.39-754,407.36

Finding the Fourth Proportional to 1,327,281.09, 1,831,803.39 and 754,407.36

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Solution

The fourth proportional to 1,327,281.09, 1,831,803.39 and 754,407.36 is: 1,041,170.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,281.09 : 1,831,803.39 = 754,407.36 : x
  2. Step 2: Convert to fraction form
    1,327,281.09/1,831,803.39 = 754,407.36/x
  3. Step 3: Cross multiply
    1,327,281.09x = 1,831,803.39 × 754,407.36
  4. Step 4: Simplify right side
    1,327,281.09x = 1,381,925,959,488.95
  5. Step 5: Solve for x
    x = 1,381,925,959,488.95/1,327,281.09
  6. Step 6: Final answer
    x = 1,041,170.53

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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.