Home / 1,070,833.70-1,607,676.06-621,876.80

Finding the Fourth Proportional to 1,070,833.70, 1,607,676.06 and 621,876.80

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Solution

The fourth proportional to 1,070,833.70, 1,607,676.06 and 621,876.80 is: 933,643.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,833.70 : 1,607,676.06 = 621,876.80 : x
  2. Step 2: Convert to fraction form
    1,070,833.70/1,607,676.06 = 621,876.80/x
  3. Step 3: Cross multiply
    1,070,833.70x = 1,607,676.06 × 621,876.80
  4. Step 4: Simplify right side
    1,070,833.70x = 999,776,443,629.41
  5. Step 5: Solve for x
    x = 999,776,443,629.41/1,070,833.70
  6. Step 6: Final answer
    x = 933,643.05

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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.