Home / 3,477,417.40-5,207,831.70-1,702,415.80

Finding the Fourth Proportional to 3,477,417.40, 5,207,831.70 and 1,702,415.80

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Solution

The fourth proportional to 3,477,417.40, 5,207,831.70 and 1,702,415.80 is: 2,549,563.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,417.40 : 5,207,831.70 = 1,702,415.80 : x
  2. Step 2: Convert to fraction form
    3,477,417.40/5,207,831.70 = 1,702,415.80/x
  3. Step 3: Cross multiply
    3,477,417.40x = 5,207,831.70 × 1,702,415.80
  4. Step 4: Simplify right side
    3,477,417.40x = 8,865,894,969,820.86
  5. Step 5: Solve for x
    x = 8,865,894,969,820.86/3,477,417.40
  6. Step 6: Final answer
    x = 2,549,563.07

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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.