Home / 3,180,999.63-4,771,657.07-906,859.08

Finding the Fourth Proportional to 3,180,999.63, 4,771,657.07 and 906,859.08

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Solution

The fourth proportional to 3,180,999.63, 4,771,657.07 and 906,859.08 is: 1,360,333.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,999.63 : 4,771,657.07 = 906,859.08 : x
  2. Step 2: Convert to fraction form
    3,180,999.63/4,771,657.07 = 906,859.08/x
  3. Step 3: Cross multiply
    3,180,999.63x = 4,771,657.07 × 906,859.08
  4. Step 4: Simplify right side
    3,180,999.63x = 4,327,220,536,041.40
  5. Step 5: Solve for x
    x = 4,327,220,536,041.40/3,180,999.63
  6. Step 6: Final answer
    x = 1,360,333.56

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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.