Home / 2,232,365.65-3,080,642.91-1,213,770.40

Finding the Fourth Proportional to 2,232,365.65, 3,080,642.91 and 1,213,770.40

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Solution

The fourth proportional to 2,232,365.65, 3,080,642.91 and 1,213,770.40 is: 1,674,991.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232,365.65 : 3,080,642.91 = 1,213,770.40 : x
  2. Step 2: Convert to fraction form
    2,232,365.65/3,080,642.91 = 1,213,770.40/x
  3. Step 3: Cross multiply
    2,232,365.65x = 3,080,642.91 × 1,213,770.40
  4. Step 4: Simplify right side
    2,232,365.65x = 3,739,193,177,127.86
  5. Step 5: Solve for x
    x = 3,739,193,177,127.86/2,232,365.65
  6. Step 6: Final answer
    x = 1,674,991.36

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1.5x scale

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.