Home / 1,708,740.90-2,563,767.45-1,681,840.80

Finding the Fourth Proportional to 1,708,740.90, 2,563,767.45 and 1,681,840.80

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Solution

The fourth proportional to 1,708,740.90, 2,563,767.45 and 1,681,840.80 is: 2,523,406.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,740.90 : 2,563,767.45 = 1,681,840.80 : x
  2. Step 2: Convert to fraction form
    1,708,740.90/2,563,767.45 = 1,681,840.80/x
  3. Step 3: Cross multiply
    1,708,740.90x = 2,563,767.45 × 1,681,840.80
  4. Step 4: Simplify right side
    1,708,740.90x = 4,311,848,699,121.96
  5. Step 5: Solve for x
    x = 4,311,848,699,121.96/1,708,740.90
  6. Step 6: Final answer
    x = 2,523,406.97

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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.