Home / 1,662,831.90-2,494,249.95-400,659.51

Finding the Fourth Proportional to 1,662,831.90, 2,494,249.95 and 400,659.51

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Solution

The fourth proportional to 1,662,831.90, 2,494,249.95 and 400,659.51 is: 600,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,831.90 : 2,494,249.95 = 400,659.51 : x
  2. Step 2: Convert to fraction form
    1,662,831.90/2,494,249.95 = 400,659.51/x
  3. Step 3: Cross multiply
    1,662,831.90x = 2,494,249.95 × 400,659.51
  4. Step 4: Simplify right side
    1,662,831.90x = 999,344,962,784.53
  5. Step 5: Solve for x
    x = 999,344,962,784.53/1,662,831.90
  6. Step 6: Final answer
    x = 600,989.77

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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.