Home / 1,295,430.20-1,941,719.70-453,548.60

Finding the Fourth Proportional to 1,295,430.20, 1,941,719.70 and 453,548.60

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Solution

The fourth proportional to 1,295,430.20, 1,941,719.70 and 453,548.60 is: 679,823.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,430.20 : 1,941,719.70 = 453,548.60 : x
  2. Step 2: Convert to fraction form
    1,295,430.20/1,941,719.70 = 453,548.60/x
  3. Step 3: Cross multiply
    1,295,430.20x = 1,941,719.70 × 453,548.60
  4. Step 4: Simplify right side
    1,295,430.20x = 880,664,251,527.42
  5. Step 5: Solve for x
    x = 880,664,251,527.42/1,295,430.20
  6. Step 6: Final answer
    x = 679,823.78

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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.