Home / 1,139,776.11-1,709,666.16-465,856.82

Finding the Fourth Proportional to 1,139,776.11, 1,709,666.16 and 465,856.82

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Solution

The fourth proportional to 1,139,776.11, 1,709,666.16 and 465,856.82 is: 698,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,776.11 : 1,709,666.16 = 465,856.82 : x
  2. Step 2: Convert to fraction form
    1,139,776.11/1,709,666.16 = 465,856.82/x
  3. Step 3: Cross multiply
    1,139,776.11x = 1,709,666.16 × 465,856.82
  4. Step 4: Simplify right side
    1,139,776.11x = 796,459,636,675.17
  5. Step 5: Solve for x
    x = 796,459,636,675.17/1,139,776.11
  6. Step 6: Final answer
    x = 698,786.04

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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.