Home / 3,000,206.80-4,140,296.24-1,623,550.40

Finding the Fourth Proportional to 3,000,206.80, 4,140,296.24 and 1,623,550.40

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Solution

The fourth proportional to 3,000,206.80, 4,140,296.24 and 1,623,550.40 is: 2,240,505.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,206.80 : 4,140,296.24 = 1,623,550.40 : x
  2. Step 2: Convert to fraction form
    3,000,206.80/4,140,296.24 = 1,623,550.40/x
  3. Step 3: Cross multiply
    3,000,206.80x = 4,140,296.24 × 1,623,550.40
  4. Step 4: Simplify right side
    3,000,206.80x = 6,721,979,616,570.50
  5. Step 5: Solve for x
    x = 6,721,979,616,570.50/3,000,206.80
  6. Step 6: Final answer
    x = 2,240,505.43

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1.5x scale

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.