Home / 1,295,632.77-1,941,622.32-611,790

Finding the Fourth Proportional to 1,295,632.77, 1,941,622.32 and 611,790

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Solution

The fourth proportional to 1,295,632.77, 1,941,622.32 and 611,790 is: 916,822.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,632.77 : 1,941,622.32 = 611,790 : x
  2. Step 2: Convert to fraction form
    1,295,632.77/1,941,622.32 = 611,790/x
  3. Step 3: Cross multiply
    1,295,632.77x = 1,941,622.32 × 611,790
  4. Step 4: Simplify right side
    1,295,632.77x = 1,187,865,119,152.80
  5. Step 5: Solve for x
    x = 1,187,865,119,152.80/1,295,632.77
  6. Step 6: Final answer
    x = 916,822.38

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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.