Home / 1,137,076.30-1,569,302.90-647,164.94

Finding the Fourth Proportional to 1,137,076.30, 1,569,302.90 and 647,164.94

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Solution

The fourth proportional to 1,137,076.30, 1,569,302.90 and 647,164.94 is: 893,165.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,076.30 : 1,569,302.90 = 647,164.94 : x
  2. Step 2: Convert to fraction form
    1,137,076.30/1,569,302.90 = 647,164.94/x
  3. Step 3: Cross multiply
    1,137,076.30x = 1,569,302.90 × 647,164.94
  4. Step 4: Simplify right side
    1,137,076.30x = 1,015,597,817,120.33
  5. Step 5: Solve for x
    x = 1,015,597,817,120.33/1,137,076.30
  6. Step 6: Final answer
    x = 893,165.94

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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.