Home / 1,117,210.25-1,541,516.04-708,831.74

Finding the Fourth Proportional to 1,117,210.25, 1,541,516.04 and 708,831.74

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Solution

The fourth proportional to 1,117,210.25, 1,541,516.04 and 708,831.74 is: 978,039.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,210.25 : 1,541,516.04 = 708,831.74 : x
  2. Step 2: Convert to fraction form
    1,117,210.25/1,541,516.04 = 708,831.74/x
  3. Step 3: Cross multiply
    1,117,210.25x = 1,541,516.04 × 708,831.74
  4. Step 4: Simplify right side
    1,117,210.25x = 1,092,675,489,163.53
  5. Step 5: Solve for x
    x = 1,092,675,489,163.53/1,117,210.25
  6. Step 6: Final answer
    x = 978,039.27

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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.