Home / 1,757,814.64-2,636,967.05-543,490.40

Finding the Fourth Proportional to 1,757,814.64, 2,636,967.05 and 543,490.40

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Solution

The fourth proportional to 1,757,814.64, 2,636,967.05 and 543,490.40 is: 815,311.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,814.64 : 2,636,967.05 = 543,490.40 : x
  2. Step 2: Convert to fraction form
    1,757,814.64/2,636,967.05 = 543,490.40/x
  3. Step 3: Cross multiply
    1,757,814.64x = 2,636,967.05 × 543,490.40
  4. Step 4: Simplify right side
    1,757,814.64x = 1,433,166,276,791.32
  5. Step 5: Solve for x
    x = 1,433,166,276,791.32/1,757,814.64
  6. Step 6: Final answer
    x = 815,311.38

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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.