Home / 1,525,708.80-2,288,563.20-403,891.20

Finding the Fourth Proportional to 1,525,708.80, 2,288,563.20 and 403,891.20

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Solution

The fourth proportional to 1,525,708.80, 2,288,563.20 and 403,891.20 is: 605,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,708.80 : 2,288,563.20 = 403,891.20 : x
  2. Step 2: Convert to fraction form
    1,525,708.80/2,288,563.20 = 403,891.20/x
  3. Step 3: Cross multiply
    1,525,708.80x = 2,288,563.20 × 403,891.20
  4. Step 4: Simplify right side
    1,525,708.80x = 924,330,537,123.84
  5. Step 5: Solve for x
    x = 924,330,537,123.84/1,525,708.80
  6. Step 6: Final answer
    x = 605,836.80

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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.