Home / 1,657,352.69-2,486,021.94-459,271.56

Finding the Fourth Proportional to 1,657,352.69, 2,486,021.94 and 459,271.56

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Solution

The fourth proportional to 1,657,352.69, 2,486,021.94 and 459,271.56 is: 688,905.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,352.69 : 2,486,021.94 = 459,271.56 : x
  2. Step 2: Convert to fraction form
    1,657,352.69/2,486,021.94 = 459,271.56/x
  3. Step 3: Cross multiply
    1,657,352.69x = 2,486,021.94 × 459,271.56
  4. Step 4: Simplify right side
    1,657,352.69x = 1,141,759,174,578.03
  5. Step 5: Solve for x
    x = 1,141,759,174,578.03/1,657,352.69
  6. Step 6: Final answer
    x = 688,905.37

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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.