Home / 4,669,661.40-7,006,241.70-1,831,810.20

Finding the Fourth Proportional to 4,669,661.40, 7,006,241.70 and 1,831,810.20

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Solution

The fourth proportional to 4,669,661.40, 7,006,241.70 and 1,831,810.20 is: 2,748,401.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669,661.40 : 7,006,241.70 = 1,831,810.20 : x
  2. Step 2: Convert to fraction form
    4,669,661.40/7,006,241.70 = 1,831,810.20/x
  3. Step 3: Cross multiply
    4,669,661.40x = 7,006,241.70 × 1,831,810.20
  4. Step 4: Simplify right side
    4,669,661.40x = 12,834,105,009,725.34
  5. Step 5: Solve for x
    x = 12,834,105,009,725.34/4,669,661.40
  6. Step 6: Final answer
    x = 2,748,401.63

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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.