Home / 1,887,968.71-2,830,903.30-625,107.43

Finding the Fourth Proportional to 1,887,968.71, 2,830,903.30 and 625,107.43

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Solution

The fourth proportional to 1,887,968.71, 2,830,903.30 and 625,107.43 is: 937,313.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,968.71 : 2,830,903.30 = 625,107.43 : x
  2. Step 2: Convert to fraction form
    1,887,968.71/2,830,903.30 = 625,107.43/x
  3. Step 3: Cross multiply
    1,887,968.71x = 2,830,903.30 × 625,107.43
  4. Step 4: Simplify right side
    1,887,968.71x = 1,769,618,686,441.52
  5. Step 5: Solve for x
    x = 1,769,618,686,441.52/1,887,968.71
  6. Step 6: Final answer
    x = 937,313.57

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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.