Home / 1,461,870.20-2,192,805.30-515,336.60

Finding the Fourth Proportional to 1,461,870.20, 2,192,805.30 and 515,336.60

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Solution

The fourth proportional to 1,461,870.20, 2,192,805.30 and 515,336.60 is: 773,004.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,870.20 : 2,192,805.30 = 515,336.60 : x
  2. Step 2: Convert to fraction form
    1,461,870.20/2,192,805.30 = 515,336.60/x
  3. Step 3: Cross multiply
    1,461,870.20x = 2,192,805.30 × 515,336.60
  4. Step 4: Simplify right side
    1,461,870.20x = 1,130,032,827,763.98
  5. Step 5: Solve for x
    x = 1,130,032,827,763.98/1,461,870.20
  6. Step 6: Final answer
    x = 773,004.90

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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.