Home / 1,609,669.59-2,219,124.37-1,284,087.63

Finding the Fourth Proportional to 1,609,669.59, 2,219,124.37 and 1,284,087.63

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Solution

The fourth proportional to 1,609,669.59, 2,219,124.37 and 1,284,087.63 is: 1,770,270.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,669.59 : 2,219,124.37 = 1,284,087.63 : x
  2. Step 2: Convert to fraction form
    1,609,669.59/2,219,124.37 = 1,284,087.63/x
  3. Step 3: Cross multiply
    1,609,669.59x = 2,219,124.37 × 1,284,087.63
  4. Step 4: Simplify right side
    1,609,669.59x = 2,849,550,164,079.20
  5. Step 5: Solve for x
    x = 2,849,550,164,079.20/1,609,669.59
  6. Step 6: Final answer
    x = 1,770,270.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.