Home / 2,087,380.32-2,880,536.12-1,227,995.92

Finding the Fourth Proportional to 2,087,380.32, 2,880,536.12 and 1,227,995.92

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Solution

The fourth proportional to 2,087,380.32, 2,880,536.12 and 1,227,995.92 is: 1,694,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,380.32 : 2,880,536.12 = 1,227,995.92 : x
  2. Step 2: Convert to fraction form
    2,087,380.32/2,880,536.12 = 1,227,995.92/x
  3. Step 3: Cross multiply
    2,087,380.32x = 2,880,536.12 × 1,227,995.92
  4. Step 4: Simplify right side
    2,087,380.32x = 3,537,286,602,772.63
  5. Step 5: Solve for x
    x = 3,537,286,602,772.63/2,087,380.32
  6. Step 6: Final answer
    x = 1,694,605.71

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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.