Home / 1,820,136.66-2,729,038.59-755,913.30

Finding the Fourth Proportional to 1,820,136.66, 2,729,038.59 and 755,913.30

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Solution

The fourth proportional to 1,820,136.66, 2,729,038.59 and 755,913.30 is: 1,133,385.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,136.66 : 2,729,038.59 = 755,913.30 : x
  2. Step 2: Convert to fraction form
    1,820,136.66/2,729,038.59 = 755,913.30/x
  3. Step 3: Cross multiply
    1,820,136.66x = 2,729,038.59 × 755,913.30
  4. Step 4: Simplify right side
    1,820,136.66x = 2,062,916,566,394.25
  5. Step 5: Solve for x
    x = 2,062,916,566,394.25/1,820,136.66
  6. Step 6: Final answer
    x = 1,133,385.54

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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.