Home / 1,290,376.48-1,934,130.48-973,806.88

Finding the Fourth Proportional to 1,290,376.48, 1,934,130.48 and 973,806.88

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Solution

The fourth proportional to 1,290,376.48, 1,934,130.48 and 973,806.88 is: 1,459,627.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,376.48 : 1,934,130.48 = 973,806.88 : x
  2. Step 2: Convert to fraction form
    1,290,376.48/1,934,130.48 = 973,806.88/x
  3. Step 3: Cross multiply
    1,290,376.48x = 1,934,130.48 × 973,806.88
  4. Step 4: Simplify right side
    1,290,376.48x = 1,883,469,568,241.70
  5. Step 5: Solve for x
    x = 1,883,469,568,241.70/1,290,376.48
  6. Step 6: Final answer
    x = 1,459,627.94

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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.