Home / 1,920,769.04-2,650,668.20-1,049,603.76

Finding the Fourth Proportional to 1,920,769.04, 2,650,668.20 and 1,049,603.76

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Solution

The fourth proportional to 1,920,769.04, 2,650,668.20 and 1,049,603.76 is: 1,448,456.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,769.04 : 2,650,668.20 = 1,049,603.76 : x
  2. Step 2: Convert to fraction form
    1,920,769.04/2,650,668.20 = 1,049,603.76/x
  3. Step 3: Cross multiply
    1,920,769.04x = 2,650,668.20 × 1,049,603.76
  4. Step 4: Simplify right side
    1,920,769.04x = 2,782,151,303,984.41
  5. Step 5: Solve for x
    x = 2,782,151,303,984.41/1,920,769.04
  6. Step 6: Final answer
    x = 1,448,456.97

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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.