Home / 1,354,692.32-2,030,615.84-455,822

Finding the Fourth Proportional to 1,354,692.32, 2,030,615.84 and 455,822

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Solution

The fourth proportional to 1,354,692.32, 2,030,615.84 and 455,822 is: 683,254.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,692.32 : 2,030,615.84 = 455,822 : x
  2. Step 2: Convert to fraction form
    1,354,692.32/2,030,615.84 = 455,822/x
  3. Step 3: Cross multiply
    1,354,692.32x = 2,030,615.84 × 455,822
  4. Step 4: Simplify right side
    1,354,692.32x = 925,599,373,420.48
  5. Step 5: Solve for x
    x = 925,599,373,420.48/1,354,692.32
  6. Step 6: Final answer
    x = 683,254.32

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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.