Home / 1,434,101.76-2,151,074.88-436,752

Finding the Fourth Proportional to 1,434,101.76, 2,151,074.88 and 436,752

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Solution

The fourth proportional to 1,434,101.76, 2,151,074.88 and 436,752 is: 655,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,101.76 : 2,151,074.88 = 436,752 : x
  2. Step 2: Convert to fraction form
    1,434,101.76/2,151,074.88 = 436,752/x
  3. Step 3: Cross multiply
    1,434,101.76x = 2,151,074.88 × 436,752
  4. Step 4: Simplify right side
    1,434,101.76x = 939,486,255,989.76
  5. Step 5: Solve for x
    x = 939,486,255,989.76/1,434,101.76
  6. Step 6: Final answer
    x = 655,104.32

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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.