Home / 1,249,620.95-1,724,485.19-676,661.11

Finding the Fourth Proportional to 1,249,620.95, 1,724,485.19 and 676,661.11

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Solution

The fourth proportional to 1,249,620.95, 1,724,485.19 and 676,661.11 is: 933,796.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,620.95 : 1,724,485.19 = 676,661.11 : x
  2. Step 2: Convert to fraction form
    1,249,620.95/1,724,485.19 = 676,661.11/x
  3. Step 3: Cross multiply
    1,249,620.95x = 1,724,485.19 × 676,661.11
  4. Step 4: Simplify right side
    1,249,620.95x = 1,166,892,055,149.44
  5. Step 5: Solve for x
    x = 1,166,892,055,149.44/1,249,620.95
  6. Step 6: Final answer
    x = 933,796.81

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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.