Home / 1,905,361.83-2,625,774.78-1,870,345.89

Finding the Fourth Proportional to 1,905,361.83, 2,625,774.78 and 1,870,345.89

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Solution

The fourth proportional to 1,905,361.83, 2,625,774.78 and 1,870,345.89 is: 2,577,519.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,361.83 : 2,625,774.78 = 1,870,345.89 : x
  2. Step 2: Convert to fraction form
    1,905,361.83/2,625,774.78 = 1,870,345.89/x
  3. Step 3: Cross multiply
    1,905,361.83x = 2,625,774.78 × 1,870,345.89
  4. Step 4: Simplify right side
    1,905,361.83x = 4,911,107,067,838.65
  5. Step 5: Solve for x
    x = 4,911,107,067,838.65/1,905,361.83
  6. Step 6: Final answer
    x = 2,577,519.39

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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.