Home / 1,929,592.67-2,663,001.42-1,070,429.72

Finding the Fourth Proportional to 1,929,592.67, 2,663,001.42 and 1,070,429.72

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Solution

The fourth proportional to 1,929,592.67, 2,663,001.42 and 1,070,429.72 is: 1,477,283.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,592.67 : 2,663,001.42 = 1,070,429.72 : x
  2. Step 2: Convert to fraction form
    1,929,592.67/2,663,001.42 = 1,070,429.72/x
  3. Step 3: Cross multiply
    1,929,592.67x = 2,663,001.42 × 1,070,429.72
  4. Step 4: Simplify right side
    1,929,592.67x = 2,850,555,865,055.56
  5. Step 5: Solve for x
    x = 2,850,555,865,055.56/1,929,592.67
  6. Step 6: Final answer
    x = 1,477,283.74

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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.