Home / 1,603,784.88-2,406,036.40-538,797.89

Finding the Fourth Proportional to 1,603,784.88, 2,406,036.40 and 538,797.89

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Solution

The fourth proportional to 1,603,784.88, 2,406,036.40 and 538,797.89 is: 808,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,784.88 : 2,406,036.40 = 538,797.89 : x
  2. Step 2: Convert to fraction form
    1,603,784.88/2,406,036.40 = 538,797.89/x
  3. Step 3: Cross multiply
    1,603,784.88x = 2,406,036.40 × 538,797.89
  4. Step 4: Simplify right side
    1,603,784.88x = 1,296,367,340,251.29
  5. Step 5: Solve for x
    x = 1,296,367,340,251.29/1,603,784.88
  6. Step 6: Final answer
    x = 808,317.47

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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.