Home / 1,209,834.04-1,814,751.08-368,385.80

Finding the Fourth Proportional to 1,209,834.04, 1,814,751.08 and 368,385.80

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Solution

The fourth proportional to 1,209,834.04, 1,814,751.08 and 368,385.80 is: 552,578.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,834.04 : 1,814,751.08 = 368,385.80 : x
  2. Step 2: Convert to fraction form
    1,209,834.04/1,814,751.08 = 368,385.80/x
  3. Step 3: Cross multiply
    1,209,834.04x = 1,814,751.08 × 368,385.80
  4. Step 4: Simplify right side
    1,209,834.04x = 668,528,528,406.66
  5. Step 5: Solve for x
    x = 668,528,528,406.66/1,209,834.04
  6. Step 6: Final answer
    x = 552,578.71

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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.