Home / 1,929,950.30-2,663,650.85-1,070,787.35

Finding the Fourth Proportional to 1,929,950.30, 2,663,650.85 and 1,070,787.35

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Solution

The fourth proportional to 1,929,950.30, 2,663,650.85 and 1,070,787.35 is: 1,477,863.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,950.30 : 2,663,650.85 = 1,070,787.35 : x
  2. Step 2: Convert to fraction form
    1,929,950.30/2,663,650.85 = 1,070,787.35/x
  3. Step 3: Cross multiply
    1,929,950.30x = 2,663,650.85 × 1,070,787.35
  4. Step 4: Simplify right side
    1,929,950.30x = 2,852,203,636,301.94
  5. Step 5: Solve for x
    x = 2,852,203,636,301.94/1,929,950.30
  6. Step 6: Final answer
    x = 1,477,863.77

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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.