Home / 3,658,454.30-5,485,465.28-1,636,321.30

Finding the Fourth Proportional to 3,658,454.30, 5,485,465.28 and 1,636,321.30

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Solution

The fourth proportional to 3,658,454.30, 5,485,465.28 and 1,636,321.30 is: 2,453,490.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658,454.30 : 5,485,465.28 = 1,636,321.30 : x
  2. Step 2: Convert to fraction form
    3,658,454.30/5,485,465.28 = 1,636,321.30/x
  3. Step 3: Cross multiply
    3,658,454.30x = 5,485,465.28 × 1,636,321.30
  4. Step 4: Simplify right side
    3,658,454.30x = 8,975,983,678,074.47
  5. Step 5: Solve for x
    x = 8,975,983,678,074.47/3,658,454.30
  6. Step 6: Final answer
    x = 2,453,490.72

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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.