Home / 1,676,484.16-2,515,250.88-1,078,120.96

Finding the Fourth Proportional to 1,676,484.16, 2,515,250.88 and 1,078,120.96

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Solution

The fourth proportional to 1,676,484.16, 2,515,250.88 and 1,078,120.96 is: 1,617,518.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,484.16 : 2,515,250.88 = 1,078,120.96 : x
  2. Step 2: Convert to fraction form
    1,676,484.16/2,515,250.88 = 1,078,120.96/x
  3. Step 3: Cross multiply
    1,676,484.16x = 2,515,250.88 × 1,078,120.96
  4. Step 4: Simplify right side
    1,676,484.16x = 2,711,744,693,386.44
  5. Step 5: Solve for x
    x = 2,711,744,693,386.44/1,676,484.16
  6. Step 6: Final answer
    x = 1,617,518.83

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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.