Home / 1,229,632.77-1,697,197.47-837,813.94

Finding the Fourth Proportional to 1,229,632.77, 1,697,197.47 and 837,813.94

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Solution

The fourth proportional to 1,229,632.77, 1,697,197.47 and 837,813.94 is: 1,156,390.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,632.77 : 1,697,197.47 = 837,813.94 : x
  2. Step 2: Convert to fraction form
    1,229,632.77/1,697,197.47 = 837,813.94/x
  3. Step 3: Cross multiply
    1,229,632.77x = 1,697,197.47 × 837,813.94
  4. Step 4: Simplify right side
    1,229,632.77x = 1,421,935,699,298.73
  5. Step 5: Solve for x
    x = 1,421,935,699,298.73/1,229,632.77
  6. Step 6: Final answer
    x = 1,156,390.54

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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.