Home / 1,435,072.32-2,152,599.84-437,800.32

Finding the Fourth Proportional to 1,435,072.32, 2,152,599.84 and 437,800.32

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Solution

The fourth proportional to 1,435,072.32, 2,152,599.84 and 437,800.32 is: 656,697.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,072.32 : 2,152,599.84 = 437,800.32 : x
  2. Step 2: Convert to fraction form
    1,435,072.32/2,152,599.84 = 437,800.32/x
  3. Step 3: Cross multiply
    1,435,072.32x = 2,152,599.84 × 437,800.32
  4. Step 4: Simplify right side
    1,435,072.32x = 942,408,898,783.95
  5. Step 5: Solve for x
    x = 942,408,898,783.95/1,435,072.32
  6. Step 6: Final answer
    x = 656,697.84

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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.