Home / 1,885,359.24-2,604,419.93-1,815,364.51

Finding the Fourth Proportional to 1,885,359.24, 2,604,419.93 and 1,815,364.51

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Solution

The fourth proportional to 1,885,359.24, 2,604,419.93 and 1,815,364.51 is: 2,507,729.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,359.24 : 2,604,419.93 = 1,815,364.51 : x
  2. Step 2: Convert to fraction form
    1,885,359.24/2,604,419.93 = 1,815,364.51/x
  3. Step 3: Cross multiply
    1,885,359.24x = 2,604,419.93 × 1,815,364.51
  4. Step 4: Simplify right side
    1,885,359.24x = 4,727,971,508,086.05
  5. Step 5: Solve for x
    x = 4,727,971,508,086.05/1,885,359.24
  6. Step 6: Final answer
    x = 2,507,729.78

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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.