Home / 874,606.43-1,308,947.18-537,860.68

Finding the Fourth Proportional to 874,606.43, 1,308,947.18 and 537,860.68

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Solution

The fourth proportional to 874,606.43, 1,308,947.18 and 537,860.68 is: 804,969.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,606.43 : 1,308,947.18 = 537,860.68 : x
  2. Step 2: Convert to fraction form
    874,606.43/1,308,947.18 = 537,860.68/x
  3. Step 3: Cross multiply
    874,606.43x = 1,308,947.18 × 537,860.68
  4. Step 4: Simplify right side
    874,606.43x = 704,031,214,357.21
  5. Step 5: Solve for x
    x = 704,031,214,357.21/874,606.43
  6. Step 6: Final answer
    x = 804,969.17

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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.