Home / 1,211,831.80-1,671,713.30-924,853.66

Finding the Fourth Proportional to 1,211,831.80, 1,671,713.30 and 924,853.66

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Solution

The fourth proportional to 1,211,831.80, 1,671,713.30 and 924,853.66 is: 1,275,829.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,831.80 : 1,671,713.30 = 924,853.66 : x
  2. Step 2: Convert to fraction form
    1,211,831.80/1,671,713.30 = 924,853.66/x
  3. Step 3: Cross multiply
    1,211,831.80x = 1,671,713.30 × 924,853.66
  4. Step 4: Simplify right side
    1,211,831.80x = 1,546,090,163,975.68
  5. Step 5: Solve for x
    x = 1,546,090,163,975.68/1,211,831.80
  6. Step 6: Final answer
    x = 1,275,829.01

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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.