Home / 2,245,043.67-3,098,159.59-1,212,551.40

Finding the Fourth Proportional to 2,245,043.67, 3,098,159.59 and 1,212,551.40

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Solution

The fourth proportional to 2,245,043.67, 3,098,159.59 and 1,212,551.40 is: 1,673,320.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,043.67 : 3,098,159.59 = 1,212,551.40 : x
  2. Step 2: Convert to fraction form
    2,245,043.67/3,098,159.59 = 1,212,551.40/x
  3. Step 3: Cross multiply
    2,245,043.67x = 3,098,159.59 × 1,212,551.40
  4. Step 4: Simplify right side
    2,245,043.67x = 3,756,677,748,277.93
  5. Step 5: Solve for x
    x = 3,756,677,748,277.93/2,245,043.67
  6. Step 6: Final answer
    x = 1,673,320.57

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1.5x scale

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.