Home / 738,007.80-1,105,043.40-738,007.80

Finding the Fourth Proportional to 738,007.80, 1,105,043.40 and 738,007.80

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Solution

The fourth proportional to 738,007.80, 1,105,043.40 and 738,007.80 is: 1,105,043.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,007.80 : 1,105,043.40 = 738,007.80 : x
  2. Step 2: Convert to fraction form
    738,007.80/1,105,043.40 = 738,007.80/x
  3. Step 3: Cross multiply
    738,007.80x = 1,105,043.40 × 738,007.80
  4. Step 4: Simplify right side
    738,007.80x = 815,530,648,538.52
  5. Step 5: Solve for x
    x = 815,530,648,538.52/738,007.80
  6. Step 6: Final answer
    x = 1,105,043.40

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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.