Home / 2,187,006.80-3,280,510.20-611,070.80

Finding the Fourth Proportional to 2,187,006.80, 3,280,510.20 and 611,070.80

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Solution

The fourth proportional to 2,187,006.80, 3,280,510.20 and 611,070.80 is: 916,606.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,006.80 : 3,280,510.20 = 611,070.80 : x
  2. Step 2: Convert to fraction form
    2,187,006.80/3,280,510.20 = 611,070.80/x
  3. Step 3: Cross multiply
    2,187,006.80x = 3,280,510.20 × 611,070.80
  4. Step 4: Simplify right side
    2,187,006.80x = 2,004,623,992,322.16
  5. Step 5: Solve for x
    x = 2,004,623,992,322.16/2,187,006.80
  6. Step 6: Final answer
    x = 916,606.20

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1.5x scale

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.