Home / 1,946,206.09-2,662,423.73-1,938,008.82

Finding the Fourth Proportional to 1,946,206.09, 2,662,423.73 and 1,938,008.82

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Solution

The fourth proportional to 1,946,206.09, 2,662,423.73 and 1,938,008.82 is: 2,651,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,206.09 : 2,662,423.73 = 1,938,008.82 : x
  2. Step 2: Convert to fraction form
    1,946,206.09/2,662,423.73 = 1,938,008.82/x
  3. Step 3: Cross multiply
    1,946,206.09x = 2,662,423.73 × 1,938,008.82
  4. Step 4: Simplify right side
    1,946,206.09x = 5,159,800,665,430.75
  5. Step 5: Solve for x
    x = 5,159,800,665,430.75/1,946,206.09
  6. Step 6: Final answer
    x = 2,651,209.80

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.