Home / 1,218,008.77-1,826,182.76-617,812.59

Finding the Fourth Proportional to 1,218,008.77, 1,826,182.76 and 617,812.59

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Solution

The fourth proportional to 1,218,008.77, 1,826,182.76 and 617,812.59 is: 926,297.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,008.77 : 1,826,182.76 = 617,812.59 : x
  2. Step 2: Convert to fraction form
    1,218,008.77/1,826,182.76 = 617,812.59/x
  3. Step 3: Cross multiply
    1,218,008.77x = 1,826,182.76 × 617,812.59
  4. Step 4: Simplify right side
    1,218,008.77x = 1,128,238,688,548.97
  5. Step 5: Solve for x
    x = 1,128,238,688,548.97/1,218,008.77
  6. Step 6: Final answer
    x = 926,297.67

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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.