Home / 1,946,285.70-2,919,428.55-1,411,296.90

Finding the Fourth Proportional to 1,946,285.70, 2,919,428.55 and 1,411,296.90

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Solution

The fourth proportional to 1,946,285.70, 2,919,428.55 and 1,411,296.90 is: 2,116,945.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,285.70 : 2,919,428.55 = 1,411,296.90 : x
  2. Step 2: Convert to fraction form
    1,946,285.70/2,919,428.55 = 1,411,296.90/x
  3. Step 3: Cross multiply
    1,946,285.70x = 2,919,428.55 × 1,411,296.90
  4. Step 4: Simplify right side
    1,946,285.70x = 4,120,180,462,386.49
  5. Step 5: Solve for x
    x = 4,120,180,462,386.49/1,946,285.70
  6. Step 6: Final answer
    x = 2,116,945.35

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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.