Home / 1,877,212.80-2,590,548.48-1,017,770.40

Finding the Fourth Proportional to 1,877,212.80, 2,590,548.48 and 1,017,770.40

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Solution

The fourth proportional to 1,877,212.80, 2,590,548.48 and 1,017,770.40 is: 1,404,520.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,212.80 : 2,590,548.48 = 1,017,770.40 : x
  2. Step 2: Convert to fraction form
    1,877,212.80/2,590,548.48 = 1,017,770.40/x
  3. Step 3: Cross multiply
    1,877,212.80x = 2,590,548.48 × 1,017,770.40
  4. Step 4: Simplify right side
    1,877,212.80x = 2,636,583,562,708.99
  5. Step 5: Solve for x
    x = 2,636,583,562,708.99/1,877,212.80
  6. Step 6: Final answer
    x = 1,404,520.34

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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.