Home / 1,295,939.60-1,943,909.40-454,187.60

Finding the Fourth Proportional to 1,295,939.60, 1,943,909.40 and 454,187.60

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Solution

The fourth proportional to 1,295,939.60, 1,943,909.40 and 454,187.60 is: 681,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,939.60 : 1,943,909.40 = 454,187.60 : x
  2. Step 2: Convert to fraction form
    1,295,939.60/1,943,909.40 = 454,187.60/x
  3. Step 3: Cross multiply
    1,295,939.60x = 1,943,909.40 × 454,187.60
  4. Step 4: Simplify right side
    1,295,939.60x = 882,899,545,003.44
  5. Step 5: Solve for x
    x = 882,899,545,003.44/1,295,939.60
  6. Step 6: Final answer
    x = 681,281.40

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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.