Home / 1,361,269.70-2,041,428.55-401,470.72

Finding the Fourth Proportional to 1,361,269.70, 2,041,428.55 and 401,470.72

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Solution

The fourth proportional to 1,361,269.70, 2,041,428.55 and 401,470.72 is: 602,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,269.70 : 2,041,428.55 = 401,470.72 : x
  2. Step 2: Convert to fraction form
    1,361,269.70/2,041,428.55 = 401,470.72/x
  3. Step 3: Cross multiply
    1,361,269.70x = 2,041,428.55 × 401,470.72
  4. Step 4: Simplify right side
    1,361,269.70x = 819,573,789,797.06
  5. Step 5: Solve for x
    x = 819,573,789,797.06/1,361,269.70
  6. Step 6: Final answer
    x = 602,065.70

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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.