Home / 1,036,551.58-1,555,023.39-405,425.50

Finding the Fourth Proportional to 1,036,551.58, 1,555,023.39 and 405,425.50

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Solution

The fourth proportional to 1,036,551.58, 1,555,023.39 and 405,425.50 is: 608,214.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,551.58 : 1,555,023.39 = 405,425.50 : x
  2. Step 2: Convert to fraction form
    1,036,551.58/1,555,023.39 = 405,425.50/x
  3. Step 3: Cross multiply
    1,036,551.58x = 1,555,023.39 × 405,425.50
  4. Step 4: Simplify right side
    1,036,551.58x = 630,446,135,402.45
  5. Step 5: Solve for x
    x = 630,446,135,402.45/1,036,551.58
  6. Step 6: Final answer
    x = 608,214.92

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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.