Home / 1,671,511.83-2,306,695.55-907,565.42

Finding the Fourth Proportional to 1,671,511.83, 2,306,695.55 and 907,565.42

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Solution

The fourth proportional to 1,671,511.83, 2,306,695.55 and 907,565.42 is: 1,252,445.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,511.83 : 2,306,695.55 = 907,565.42 : x
  2. Step 2: Convert to fraction form
    1,671,511.83/2,306,695.55 = 907,565.42/x
  3. Step 3: Cross multiply
    1,671,511.83x = 2,306,695.55 × 907,565.42
  4. Step 4: Simplify right side
    1,671,511.83x = 2,093,477,099,576.58
  5. Step 5: Solve for x
    x = 2,093,477,099,576.58/1,671,511.83
  6. Step 6: Final answer
    x = 1,252,445.28

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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.