Home / 1,317,337.84-1,817,902.50-744,365.68

Finding the Fourth Proportional to 1,317,337.84, 1,817,902.50 and 744,365.68

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Solution

The fourth proportional to 1,317,337.84, 1,817,902.50 and 744,365.68 is: 1,027,211.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,337.84 : 1,817,902.50 = 744,365.68 : x
  2. Step 2: Convert to fraction form
    1,317,337.84/1,817,902.50 = 744,365.68/x
  3. Step 3: Cross multiply
    1,317,337.84x = 1,817,902.50 × 744,365.68
  4. Step 4: Simplify right side
    1,317,337.84x = 1,353,184,230,586.20
  5. Step 5: Solve for x
    x = 1,353,184,230,586.20/1,317,337.84
  6. Step 6: Final answer
    x = 1,027,211.24

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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.