Home / 3,110,860.40-4,666,290.60-866,998.40

Finding the Fourth Proportional to 3,110,860.40, 4,666,290.60 and 866,998.40

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Solution

The fourth proportional to 3,110,860.40, 4,666,290.60 and 866,998.40 is: 1,300,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,860.40 : 4,666,290.60 = 866,998.40 : x
  2. Step 2: Convert to fraction form
    3,110,860.40/4,666,290.60 = 866,998.40/x
  3. Step 3: Cross multiply
    3,110,860.40x = 4,666,290.60 × 866,998.40
  4. Step 4: Simplify right side
    3,110,860.40x = 4,045,666,484,135.04
  5. Step 5: Solve for x
    x = 4,045,666,484,135.04/3,110,860.40
  6. Step 6: Final answer
    x = 1,300,497.60

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1.5x scale

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.