Home / 1,831,916.55-2,747,881.87-766,211.00

Finding the Fourth Proportional to 1,831,916.55, 2,747,881.87 and 766,211.00

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Solution

The fourth proportional to 1,831,916.55, 2,747,881.87 and 766,211.00 is: 1,149,319.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,916.55 : 2,747,881.87 = 766,211.00 : x
  2. Step 2: Convert to fraction form
    1,831,916.55/2,747,881.87 = 766,211.00/x
  3. Step 3: Cross multiply
    1,831,916.55x = 2,747,881.87 × 766,211.00
  4. Step 4: Simplify right side
    1,831,916.55x = 2,105,457,299,839.63
  5. Step 5: Solve for x
    x = 2,105,457,299,839.63/1,831,916.55
  6. Step 6: Final answer
    x = 1,149,319.44

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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.