Home / 1,929,168.90-2,662,123.32-1,069,697.34

Finding the Fourth Proportional to 1,929,168.90, 2,662,123.32 and 1,069,697.34

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Solution

The fourth proportional to 1,929,168.90, 2,662,123.32 and 1,069,697.34 is: 1,476,110.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,168.90 : 2,662,123.32 = 1,069,697.34 : x
  2. Step 2: Convert to fraction form
    1,929,168.90/2,662,123.32 = 1,069,697.34/x
  3. Step 3: Cross multiply
    1,929,168.90x = 2,662,123.32 × 1,069,697.34
  4. Step 4: Simplify right side
    1,929,168.90x = 2,847,666,234,155.97
  5. Step 5: Solve for x
    x = 2,847,666,234,155.97/1,929,168.90
  6. Step 6: Final answer
    x = 1,476,110.38

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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.