Home / 1,787,574.71-2,677,771.96-826,683.45

Finding the Fourth Proportional to 1,787,574.71, 2,677,771.96 and 826,683.45

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Solution

The fourth proportional to 1,787,574.71, 2,677,771.96 and 826,683.45 is: 1,238,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,574.71 : 2,677,771.96 = 826,683.45 : x
  2. Step 2: Convert to fraction form
    1,787,574.71/2,677,771.96 = 826,683.45/x
  3. Step 3: Cross multiply
    1,787,574.71x = 2,677,771.96 × 826,683.45
  4. Step 4: Simplify right side
    1,787,574.71x = 2,213,669,769,810.27
  5. Step 5: Solve for x
    x = 2,213,669,769,810.27/1,787,574.71
  6. Step 6: Final answer
    x = 1,238,364.90

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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.