Home / 1,919,021.40-2,863,045.26-1,849,244.76

Finding the Fourth Proportional to 1,919,021.40, 2,863,045.26 and 1,849,244.76

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Solution

The fourth proportional to 1,919,021.40, 2,863,045.26 and 1,849,244.76 is: 2,758,943.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,021.40 : 2,863,045.26 = 1,849,244.76 : x
  2. Step 2: Convert to fraction form
    1,919,021.40/2,863,045.26 = 1,849,244.76/x
  3. Step 3: Cross multiply
    1,919,021.40x = 2,863,045.26 × 1,849,244.76
  4. Step 4: Simplify right side
    1,919,021.40x = 5,294,471,444,697.84
  5. Step 5: Solve for x
    x = 5,294,471,444,697.84/1,919,021.40
  6. Step 6: Final answer
    x = 2,758,943.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.