Home / 1,576,245.49-2,175,089.61-887,697.25

Finding the Fourth Proportional to 1,576,245.49, 2,175,089.61 and 887,697.25

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Solution

The fourth proportional to 1,576,245.49, 2,175,089.61 and 887,697.25 is: 1,224,949.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,245.49 : 2,175,089.61 = 887,697.25 : x
  2. Step 2: Convert to fraction form
    1,576,245.49/2,175,089.61 = 887,697.25/x
  3. Step 3: Cross multiply
    1,576,245.49x = 2,175,089.61 × 887,697.25
  4. Step 4: Simplify right side
    1,576,245.49x = 1,930,821,065,300.57
  5. Step 5: Solve for x
    x = 1,930,821,065,300.57/1,576,245.49
  6. Step 6: Final answer
    x = 1,224,949.46

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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.