Home / 1,277,535.81-1,763,038.81-733,780.69

Finding the Fourth Proportional to 1,277,535.81, 1,763,038.81 and 733,780.69

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Solution

The fourth proportional to 1,277,535.81, 1,763,038.81 and 733,780.69 is: 1,012,639.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,535.81 : 1,763,038.81 = 733,780.69 : x
  2. Step 2: Convert to fraction form
    1,277,535.81/1,763,038.81 = 733,780.69/x
  3. Step 3: Cross multiply
    1,277,535.81x = 1,763,038.81 × 733,780.69
  4. Step 4: Simplify right side
    1,277,535.81x = 1,293,683,831,008.21
  5. Step 5: Solve for x
    x = 1,293,683,831,008.21/1,277,535.81
  6. Step 6: Final answer
    x = 1,012,639.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.