Home / 1,788,127.19-2,474,113.50-1,559,161.60

Finding the Fourth Proportional to 1,788,127.19, 2,474,113.50 and 1,559,161.60

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Solution

The fourth proportional to 1,788,127.19, 2,474,113.50 and 1,559,161.60 is: 2,157,308.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,127.19 : 2,474,113.50 = 1,559,161.60 : x
  2. Step 2: Convert to fraction form
    1,788,127.19/2,474,113.50 = 1,559,161.60/x
  3. Step 3: Cross multiply
    1,788,127.19x = 2,474,113.50 × 1,559,161.60
  4. Step 4: Simplify right side
    1,788,127.19x = 3,857,542,750,871.03
  5. Step 5: Solve for x
    x = 3,857,542,750,871.03/1,788,127.19
  6. Step 6: Final answer
    x = 2,157,308.93

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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.