Home / 1,604,685.69-2,214,519.81-879,535.27

Finding the Fourth Proportional to 1,604,685.69, 2,214,519.81 and 879,535.27

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Solution

The fourth proportional to 1,604,685.69, 2,214,519.81 and 879,535.27 is: 1,213,788.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,685.69 : 2,214,519.81 = 879,535.27 : x
  2. Step 2: Convert to fraction form
    1,604,685.69/2,214,519.81 = 879,535.27/x
  3. Step 3: Cross multiply
    1,604,685.69x = 2,214,519.81 × 879,535.27
  4. Step 4: Simplify right side
    1,604,685.69x = 1,947,748,273,472.40
  5. Step 5: Solve for x
    x = 1,947,748,273,472.40/1,604,685.69
  6. Step 6: Final answer
    x = 1,213,788.02

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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.