Home / 3,521,668.16-4,859,901.76-1,912,036.16

Finding the Fourth Proportional to 3,521,668.16, 4,859,901.76 and 1,912,036.16

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Solution

The fourth proportional to 3,521,668.16, 4,859,901.76 and 1,912,036.16 is: 2,638,609.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521,668.16 : 4,859,901.76 = 1,912,036.16 : x
  2. Step 2: Convert to fraction form
    3,521,668.16/4,859,901.76 = 1,912,036.16/x
  3. Step 3: Cross multiply
    3,521,668.16x = 4,859,901.76 × 1,912,036.16
  4. Step 4: Simplify right side
    3,521,668.16x = 9,292,307,899,167.64
  5. Step 5: Solve for x
    x = 9,292,307,899,167.64/3,521,668.16
  6. Step 6: Final answer
    x = 2,638,609.74

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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.