Home / 1,312,573.38-1,975,950.78-1,180,595.22

Finding the Fourth Proportional to 1,312,573.38, 1,975,950.78 and 1,180,595.22

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Solution

The fourth proportional to 1,312,573.38, 1,975,950.78 and 1,180,595.22 is: 1,777,270.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,573.38 : 1,975,950.78 = 1,180,595.22 : x
  2. Step 2: Convert to fraction form
    1,312,573.38/1,975,950.78 = 1,180,595.22/x
  3. Step 3: Cross multiply
    1,312,573.38x = 1,975,950.78 × 1,180,595.22
  4. Step 4: Simplify right side
    1,312,573.38x = 2,332,798,045,823.27
  5. Step 5: Solve for x
    x = 2,332,798,045,823.27/1,312,573.38
  6. Step 6: Final answer
    x = 1,777,270.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.