Home / 1,560,370.96-2,153,286.48-872,052.40

Finding the Fourth Proportional to 1,560,370.96, 2,153,286.48 and 872,052.40

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Solution

The fourth proportional to 1,560,370.96, 2,153,286.48 and 872,052.40 is: 1,203,418.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,370.96 : 2,153,286.48 = 872,052.40 : x
  2. Step 2: Convert to fraction form
    1,560,370.96/2,153,286.48 = 872,052.40/x
  3. Step 3: Cross multiply
    1,560,370.96x = 2,153,286.48 × 872,052.40
  4. Step 4: Simplify right side
    1,560,370.96x = 1,877,778,642,771.55
  5. Step 5: Solve for x
    x = 1,877,778,642,771.55/1,560,370.96
  6. Step 6: Final answer
    x = 1,203,418.09

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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.