Home / 1,415,332.38-1,953,240.77-1,065,847.09

Finding the Fourth Proportional to 1,415,332.38, 1,953,240.77 and 1,065,847.09

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Solution

The fourth proportional to 1,415,332.38, 1,953,240.77 and 1,065,847.09 is: 1,470,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,332.38 : 1,953,240.77 = 1,065,847.09 : x
  2. Step 2: Convert to fraction form
    1,415,332.38/1,953,240.77 = 1,065,847.09/x
  3. Step 3: Cross multiply
    1,415,332.38x = 1,953,240.77 × 1,065,847.09
  4. Step 4: Simplify right side
    1,415,332.38x = 2,081,855,990,773.86
  5. Step 5: Solve for x
    x = 2,081,855,990,773.86/1,415,332.38
  6. Step 6: Final answer
    x = 1,470,930.80

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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.