Home / 2,787,427.07-4,180,658.53-738,117.11

Finding the Fourth Proportional to 2,787,427.07, 4,180,658.53 and 738,117.11

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Solution

The fourth proportional to 2,787,427.07, 4,180,658.53 and 738,117.11 is: 1,107,048.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,427.07 : 4,180,658.53 = 738,117.11 : x
  2. Step 2: Convert to fraction form
    2,787,427.07/4,180,658.53 = 738,117.11/x
  3. Step 3: Cross multiply
    2,787,427.07x = 4,180,658.53 × 738,117.11
  4. Step 4: Simplify right side
    2,787,427.07x = 3,085,815,606,903.91
  5. Step 5: Solve for x
    x = 3,085,815,606,903.91/2,787,427.07
  6. Step 6: Final answer
    x = 1,107,048.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.