Home / 1,881,156-2,596,739.28-1,308,528.48

Finding the Fourth Proportional to 1,881,156, 2,596,739.28 and 1,308,528.48

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Solution

The fourth proportional to 1,881,156, 2,596,739.28 and 1,308,528.48 is: 1,806,286.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,156 : 2,596,739.28 = 1,308,528.48 : x
  2. Step 2: Convert to fraction form
    1,881,156/2,596,739.28 = 1,308,528.48/x
  3. Step 3: Cross multiply
    1,881,156x = 2,596,739.28 × 1,308,528.48
  4. Step 4: Simplify right side
    1,881,156x = 3,397,907,303,014.69
  5. Step 5: Solve for x
    x = 3,397,907,303,014.69/1,881,156
  6. Step 6: Final answer
    x = 1,806,286.83

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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.