Home / 1,936,368.84-2,672,223.35-1,076,929.47

Finding the Fourth Proportional to 1,936,368.84, 2,672,223.35 and 1,076,929.47

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Solution

The fourth proportional to 1,936,368.84, 2,672,223.35 and 1,076,929.47 is: 1,486,181.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,368.84 : 2,672,223.35 = 1,076,929.47 : x
  2. Step 2: Convert to fraction form
    1,936,368.84/2,672,223.35 = 1,076,929.47/x
  3. Step 3: Cross multiply
    1,936,368.84x = 2,672,223.35 × 1,076,929.47
  4. Step 4: Simplify right side
    1,936,368.84x = 2,877,796,085,410.01
  5. Step 5: Solve for x
    x = 2,877,796,085,410.01/1,936,368.84
  6. Step 6: Final answer
    x = 1,486,181.78

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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.