Home / 1,877,081.58-2,815,622.28-865,904.34

Finding the Fourth Proportional to 1,877,081.58, 2,815,622.28 and 865,904.34

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Solution

The fourth proportional to 1,877,081.58, 2,815,622.28 and 865,904.34 is: 1,298,856.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,081.58 : 2,815,622.28 = 865,904.34 : x
  2. Step 2: Convert to fraction form
    1,877,081.58/2,815,622.28 = 865,904.34/x
  3. Step 3: Cross multiply
    1,877,081.58x = 2,815,622.28 × 865,904.34
  4. Step 4: Simplify right side
    1,877,081.58x = 2,438,059,552,052.69
  5. Step 5: Solve for x
    x = 2,438,059,552,052.69/1,877,081.58
  6. Step 6: Final answer
    x = 1,298,856.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.