Home / 1,710,107.60-2,563,469.40-809,967.20

Finding the Fourth Proportional to 1,710,107.60, 2,563,469.40 and 809,967.20

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Solution

The fourth proportional to 1,710,107.60, 2,563,469.40 and 809,967.20 is: 1,214,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710,107.60 : 2,563,469.40 = 809,967.20 : x
  2. Step 2: Convert to fraction form
    1,710,107.60/2,563,469.40 = 809,967.20/x
  3. Step 3: Cross multiply
    1,710,107.60x = 2,563,469.40 × 809,967.20
  4. Step 4: Simplify right side
    1,710,107.60x = 2,076,326,132,203.68
  5. Step 5: Solve for x
    x = 2,076,326,132,203.68/1,710,107.60
  6. Step 6: Final answer
    x = 1,214,149.41

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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.