Home / 1,786,666.56-2,465,988.75-1,098,929.58

Finding the Fourth Proportional to 1,786,666.56, 2,465,988.75 and 1,098,929.58

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Solution

The fourth proportional to 1,786,666.56, 2,465,988.75 and 1,098,929.58 is: 1,516,762.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,666.56 : 2,465,988.75 = 1,098,929.58 : x
  2. Step 2: Convert to fraction form
    1,786,666.56/2,465,988.75 = 1,098,929.58/x
  3. Step 3: Cross multiply
    1,786,666.56x = 2,465,988.75 × 1,098,929.58
  4. Step 4: Simplify right side
    1,786,666.56x = 2,709,947,981,322.23
  5. Step 5: Solve for x
    x = 2,709,947,981,322.23/1,786,666.56
  6. Step 6: Final answer
    x = 1,516,762.02

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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.