Home / 2,076,329.60-3,115,077.60-1,011,406.40

Finding the Fourth Proportional to 2,076,329.60, 3,115,077.60 and 1,011,406.40

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Solution

The fourth proportional to 2,076,329.60, 3,115,077.60 and 1,011,406.40 is: 1,517,393.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,329.60 : 3,115,077.60 = 1,011,406.40 : x
  2. Step 2: Convert to fraction form
    2,076,329.60/3,115,077.60 = 1,011,406.40/x
  3. Step 3: Cross multiply
    2,076,329.60x = 3,115,077.60 × 1,011,406.40
  4. Step 4: Simplify right side
    2,076,329.60x = 3,150,609,421,136.64
  5. Step 5: Solve for x
    x = 3,150,609,421,136.64/2,076,329.60
  6. Step 6: Final answer
    x = 1,517,393.68

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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.