Home / 1,220,966.51-1,831,465.22-462,604.26

Finding the Fourth Proportional to 1,220,966.51, 1,831,465.22 and 462,604.26

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Solution

The fourth proportional to 1,220,966.51, 1,831,465.22 and 462,604.26 is: 693,912.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,966.51 : 1,831,465.22 = 462,604.26 : x
  2. Step 2: Convert to fraction form
    1,220,966.51/1,831,465.22 = 462,604.26/x
  3. Step 3: Cross multiply
    1,220,966.51x = 1,831,465.22 × 462,604.26
  4. Step 4: Simplify right side
    1,220,966.51x = 847,243,612,813.84
  5. Step 5: Solve for x
    x = 847,243,612,813.84/1,220,966.51
  6. Step 6: Final answer
    x = 693,912.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.