Home / 1,953,225.45-2,934,328.39-1,378,172.27

Finding the Fourth Proportional to 1,953,225.45, 2,934,328.39 and 1,378,172.27

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Solution

The fourth proportional to 1,953,225.45, 2,934,328.39 and 1,378,172.27 is: 2,070,426.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,225.45 : 2,934,328.39 = 1,378,172.27 : x
  2. Step 2: Convert to fraction form
    1,953,225.45/2,934,328.39 = 1,378,172.27/x
  3. Step 3: Cross multiply
    1,953,225.45x = 2,934,328.39 × 1,378,172.27
  4. Step 4: Simplify right side
    1,953,225.45x = 4,044,010,022,062.14
  5. Step 5: Solve for x
    x = 4,044,010,022,062.14/1,953,225.45
  6. Step 6: Final answer
    x = 2,070,426.65

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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.