Home / 4,470,564.21-6,705,907.88-1,275,689.45

Finding the Fourth Proportional to 4,470,564.21, 6,705,907.88 and 1,275,689.45

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Solution

The fourth proportional to 4,470,564.21, 6,705,907.88 and 1,275,689.45 is: 1,913,551.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,470,564.21 : 6,705,907.88 = 1,275,689.45 : x
  2. Step 2: Convert to fraction form
    4,470,564.21/6,705,907.88 = 1,275,689.45/x
  3. Step 3: Cross multiply
    4,470,564.21x = 6,705,907.88 × 1,275,689.45
  4. Step 4: Simplify right side
    4,470,564.21x = 8,554,655,895,279.88
  5. Step 5: Solve for x
    x = 8,554,655,895,279.88/4,470,564.21
  6. Step 6: Final answer
    x = 1,913,551.73

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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.