Home / 1,295,096.60-1,941,867.30-665,240.60

Finding the Fourth Proportional to 1,295,096.60, 1,941,867.30 and 665,240.60

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Solution

The fourth proportional to 1,295,096.60, 1,941,867.30 and 665,240.60 is: 997,461.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,096.60 : 1,941,867.30 = 665,240.60 : x
  2. Step 2: Convert to fraction form
    1,295,096.60/1,941,867.30 = 665,240.60/x
  3. Step 3: Cross multiply
    1,295,096.60x = 1,941,867.30 × 665,240.60
  4. Step 4: Simplify right side
    1,295,096.60x = 1,291,808,967,772.38
  5. Step 5: Solve for x
    x = 1,291,808,967,772.38/1,295,096.60
  6. Step 6: Final answer
    x = 997,461.48

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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.