Home / 1,576,948.40-2,365,768.20-511,809.20

Finding the Fourth Proportional to 1,576,948.40, 2,365,768.20 and 511,809.20

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Solution

The fourth proportional to 1,576,948.40, 2,365,768.20 and 511,809.20 is: 767,825.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,948.40 : 2,365,768.20 = 511,809.20 : x
  2. Step 2: Convert to fraction form
    1,576,948.40/2,365,768.20 = 511,809.20/x
  3. Step 3: Cross multiply
    1,576,948.40x = 2,365,768.20 × 511,809.20
  4. Step 4: Simplify right side
    1,576,948.40x = 1,210,821,929,827.44
  5. Step 5: Solve for x
    x = 1,210,821,929,827.44/1,576,948.40
  6. Step 6: Final answer
    x = 767,825.97

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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.