Home / 1,317,374.55-1,817,953.23-744,402.42

Finding the Fourth Proportional to 1,317,374.55, 1,817,953.23 and 744,402.42

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Solution

The fourth proportional to 1,317,374.55, 1,817,953.23 and 744,402.42 is: 1,027,261.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,374.55 : 1,817,953.23 = 744,402.42 : x
  2. Step 2: Convert to fraction form
    1,317,374.55/1,817,953.23 = 744,402.42/x
  3. Step 3: Cross multiply
    1,317,374.55x = 1,817,953.23 × 744,402.42
  4. Step 4: Simplify right side
    1,317,374.55x = 1,353,288,783,858.82
  5. Step 5: Solve for x
    x = 1,353,288,783,858.82/1,317,374.55
  6. Step 6: Final answer
    x = 1,027,261.98

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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.