Home / 1,929,838.20-2,663,495.62-1,070,675.24

Finding the Fourth Proportional to 1,929,838.20, 2,663,495.62 and 1,070,675.24

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Solution

The fourth proportional to 1,929,838.20, 2,663,495.62 and 1,070,675.24 is: 1,477,708.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,838.20 : 2,663,495.62 = 1,070,675.24 : x
  2. Step 2: Convert to fraction form
    1,929,838.20/2,663,495.62 = 1,070,675.24/x
  3. Step 3: Cross multiply
    1,929,838.20x = 2,663,495.62 × 1,070,675.24
  4. Step 4: Simplify right side
    1,929,838.20x = 2,851,738,812,182.45
  5. Step 5: Solve for x
    x = 2,851,738,812,182.45/1,929,838.20
  6. Step 6: Final answer
    x = 1,477,708.76

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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.