Home / 1,574,229.20-2,361,036.60-509,013.20

Finding the Fourth Proportional to 1,574,229.20, 2,361,036.60 and 509,013.20

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Solution

The fourth proportional to 1,574,229.20, 2,361,036.60 and 509,013.20 is: 763,420.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,229.20 : 2,361,036.60 = 509,013.20 : x
  2. Step 2: Convert to fraction form
    1,574,229.20/2,361,036.60 = 509,013.20/x
  3. Step 3: Cross multiply
    1,574,229.20x = 2,361,036.60 × 509,013.20
  4. Step 4: Simplify right side
    1,574,229.20x = 1,201,798,795,083.12
  5. Step 5: Solve for x
    x = 1,201,798,795,083.12/1,574,229.20
  6. Step 6: Final answer
    x = 763,420.47

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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.