Home / 1,250,615.16-1,725,183.34-760,734.45

Finding the Fourth Proportional to 1,250,615.16, 1,725,183.34 and 760,734.45

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Solution

The fourth proportional to 1,250,615.16, 1,725,183.34 and 760,734.45 is: 1,049,408.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,615.16 : 1,725,183.34 = 760,734.45 : x
  2. Step 2: Convert to fraction form
    1,250,615.16/1,725,183.34 = 760,734.45/x
  3. Step 3: Cross multiply
    1,250,615.16x = 1,725,183.34 × 760,734.45
  4. Step 4: Simplify right side
    1,250,615.16x = 1,312,406,397,402.23
  5. Step 5: Solve for x
    x = 1,312,406,397,402.23/1,250,615.16
  6. Step 6: Final answer
    x = 1,049,408.67

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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.