Home / 2,916,132.36-4,373,814.50-866,749.16

Finding the Fourth Proportional to 2,916,132.36, 4,373,814.50 and 866,749.16

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Solution

The fourth proportional to 2,916,132.36, 4,373,814.50 and 866,749.16 is: 1,300,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,132.36 : 4,373,814.50 = 866,749.16 : x
  2. Step 2: Convert to fraction form
    2,916,132.36/4,373,814.50 = 866,749.16/x
  3. Step 3: Cross multiply
    2,916,132.36x = 4,373,814.50 × 866,749.16
  4. Step 4: Simplify right side
    2,916,132.36x = 3,791,000,061,063.33
  5. Step 5: Solve for x
    x = 3,791,000,061,063.33/2,916,132.36
  6. Step 6: Final answer
    x = 1,300,009.60

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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.