Home / 1,838,805.76-2,757,669.76-716,606.72

Finding the Fourth Proportional to 1,838,805.76, 2,757,669.76 and 716,606.72

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Solution

The fourth proportional to 1,838,805.76, 2,757,669.76 and 716,606.72 is: 1,074,700.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,805.76 : 2,757,669.76 = 716,606.72 : x
  2. Step 2: Convert to fraction form
    1,838,805.76/2,757,669.76 = 716,606.72/x
  3. Step 3: Cross multiply
    1,838,805.76x = 2,757,669.76 × 716,606.72
  4. Step 4: Simplify right side
    1,838,805.76x = 1,976,164,681,556.79
  5. Step 5: Solve for x
    x = 1,976,164,681,556.79/1,838,805.76
  6. Step 6: Final answer
    x = 1,074,700.07

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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.