Home / 2,415,220.80-3,622,831.20-994,804.80

Finding the Fourth Proportional to 2,415,220.80, 3,622,831.20 and 994,804.80

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Solution

The fourth proportional to 2,415,220.80, 3,622,831.20 and 994,804.80 is: 1,492,207.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415,220.80 : 3,622,831.20 = 994,804.80 : x
  2. Step 2: Convert to fraction form
    2,415,220.80/3,622,831.20 = 994,804.80/x
  3. Step 3: Cross multiply
    2,415,220.80x = 3,622,831.20 × 994,804.80
  4. Step 4: Simplify right side
    2,415,220.80x = 3,604,009,867,349.76
  5. Step 5: Solve for x
    x = 3,604,009,867,349.76/2,415,220.80
  6. Step 6: Final answer
    x = 1,492,207.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.