Home / 1,148,299.60-1,584,827.60-689,667.42

Finding the Fourth Proportional to 1,148,299.60, 1,584,827.60 and 689,667.42

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Solution

The fourth proportional to 1,148,299.60, 1,584,827.60 and 689,667.42 is: 951,845.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,299.60 : 1,584,827.60 = 689,667.42 : x
  2. Step 2: Convert to fraction form
    1,148,299.60/1,584,827.60 = 689,667.42/x
  3. Step 3: Cross multiply
    1,148,299.60x = 1,584,827.60 × 689,667.42
  4. Step 4: Simplify right side
    1,148,299.60x = 1,093,003,962,036.79
  5. Step 5: Solve for x
    x = 1,093,003,962,036.79/1,148,299.60
  6. Step 6: Final answer
    x = 951,845.64

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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.