Home / 1,603,817.01-2,213,266.95-878,690.43

Finding the Fourth Proportional to 1,603,817.01, 2,213,266.95 and 878,690.43

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Solution

The fourth proportional to 1,603,817.01, 2,213,266.95 and 878,690.43 is: 1,212,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,817.01 : 2,213,266.95 = 878,690.43 : x
  2. Step 2: Convert to fraction form
    1,603,817.01/2,213,266.95 = 878,690.43/x
  3. Step 3: Cross multiply
    1,603,817.01x = 2,213,266.95 × 878,690.43
  4. Step 4: Simplify right side
    1,603,817.01x = 1,944,776,488,000.29
  5. Step 5: Solve for x
    x = 1,944,776,488,000.29/1,603,817.01
  6. Step 6: Final answer
    x = 1,212,592.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.