Home / 1,764,083.78-2,435,806.87-1,355,541.65

Finding the Fourth Proportional to 1,764,083.78, 2,435,806.87 and 1,355,541.65

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Solution

The fourth proportional to 1,764,083.78, 2,435,806.87 and 1,355,541.65 is: 1,871,701.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,083.78 : 2,435,806.87 = 1,355,541.65 : x
  2. Step 2: Convert to fraction form
    1,764,083.78/2,435,806.87 = 1,355,541.65/x
  3. Step 3: Cross multiply
    1,764,083.78x = 2,435,806.87 × 1,355,541.65
  4. Step 4: Simplify right side
    1,764,083.78x = 3,301,837,651,462.10
  5. Step 5: Solve for x
    x = 3,301,837,651,462.10/1,764,083.78
  6. Step 6: Final answer
    x = 1,871,701.16

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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.