Home / 3,110,852.80-4,665,703.20-866,526.40

Finding the Fourth Proportional to 3,110,852.80, 4,665,703.20 and 866,526.40

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Solution

The fourth proportional to 3,110,852.80, 4,665,703.20 and 866,526.40 is: 1,299,629.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,852.80 : 4,665,703.20 = 866,526.40 : x
  2. Step 2: Convert to fraction form
    3,110,852.80/4,665,703.20 = 866,526.40/x
  3. Step 3: Cross multiply
    3,110,852.80x = 4,665,703.20 × 866,526.40
  4. Step 4: Simplify right side
    3,110,852.80x = 4,042,954,997,364.48
  5. Step 5: Solve for x
    x = 4,042,954,997,364.48/3,110,852.80
  6. Step 6: Final answer
    x = 1,299,629.16

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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.