Home / 1,123,713.14-1,685,819.45-524,347.36

Finding the Fourth Proportional to 1,123,713.14, 1,685,819.45 and 524,347.36

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Solution

The fourth proportional to 1,123,713.14, 1,685,819.45 and 524,347.36 is: 786,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,713.14 : 1,685,819.45 = 524,347.36 : x
  2. Step 2: Convert to fraction form
    1,123,713.14/1,685,819.45 = 524,347.36/x
  3. Step 3: Cross multiply
    1,123,713.14x = 1,685,819.45 × 524,347.36
  4. Step 4: Simplify right side
    1,123,713.14x = 883,954,975,140.47
  5. Step 5: Solve for x
    x = 883,954,975,140.47/1,123,713.14
  6. Step 6: Final answer
    x = 786,637.57

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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.