Home / 1,855,636.61-2,560,735.06-1,091,739.29

Finding the Fourth Proportional to 1,855,636.61, 2,560,735.06 and 1,091,739.29

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Solution

The fourth proportional to 1,855,636.61, 2,560,735.06 and 1,091,739.29 is: 1,506,574.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,636.61 : 2,560,735.06 = 1,091,739.29 : x
  2. Step 2: Convert to fraction form
    1,855,636.61/2,560,735.06 = 1,091,739.29/x
  3. Step 3: Cross multiply
    1,855,636.61x = 2,560,735.06 × 1,091,739.29
  4. Step 4: Simplify right side
    1,855,636.61x = 2,795,655,076,282.51
  5. Step 5: Solve for x
    x = 2,795,655,076,282.51/1,855,636.61
  6. Step 6: Final answer
    x = 1,506,574.65

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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.