Home / 1,218,010.02-1,826,184.63-617,813.84

Finding the Fourth Proportional to 1,218,010.02, 1,826,184.63 and 617,813.84

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Solution

The fourth proportional to 1,218,010.02, 1,826,184.63 and 617,813.84 is: 926,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,010.02 : 1,826,184.63 = 617,813.84 : x
  2. Step 2: Convert to fraction form
    1,218,010.02/1,826,184.63 = 617,813.84/x
  3. Step 3: Cross multiply
    1,218,010.02x = 1,826,184.63 × 617,813.84
  4. Step 4: Simplify right side
    1,218,010.02x = 1,128,242,138,809.28
  5. Step 5: Solve for x
    x = 1,128,242,138,809.28/1,218,010.02
  6. Step 6: Final answer
    x = 926,299.55

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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.