Home / 1,905,547.15-2,856,146.48-767,581.19

Finding the Fourth Proportional to 1,905,547.15, 2,856,146.48 and 767,581.19

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Solution

The fourth proportional to 1,905,547.15, 2,856,146.48 and 767,581.19 is: 1,150,495.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,547.15 : 2,856,146.48 = 767,581.19 : x
  2. Step 2: Convert to fraction form
    1,905,547.15/2,856,146.48 = 767,581.19/x
  3. Step 3: Cross multiply
    1,905,547.15x = 2,856,146.48 × 767,581.19
  4. Step 4: Simplify right side
    1,905,547.15x = 2,192,324,297,733.03
  5. Step 5: Solve for x
    x = 2,192,324,297,733.03/1,905,547.15
  6. Step 6: Final answer
    x = 1,150,495.96

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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.