Home / 1,918,716.86-2,877,573.90-570,516.44

Finding the Fourth Proportional to 1,918,716.86, 2,877,573.90 and 570,516.44

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Solution

The fourth proportional to 1,918,716.86, 2,877,573.90 and 570,516.44 is: 855,625.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,716.86 : 2,877,573.90 = 570,516.44 : x
  2. Step 2: Convert to fraction form
    1,918,716.86/2,877,573.90 = 570,516.44/x
  3. Step 3: Cross multiply
    1,918,716.86x = 2,877,573.90 × 570,516.44
  4. Step 4: Simplify right side
    1,918,716.86x = 1,641,703,217,264.92
  5. Step 5: Solve for x
    x = 1,641,703,217,264.92/1,918,716.86
  6. Step 6: Final answer
    x = 855,625.58

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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.