Home / 1,000,953-1,381,315.32-548,260.20

Finding the Fourth Proportional to 1,000,953, 1,381,315.32 and 548,260.20

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Solution

The fourth proportional to 1,000,953, 1,381,315.32 and 548,260.20 is: 756,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,953 : 1,381,315.32 = 548,260.20 : x
  2. Step 2: Convert to fraction form
    1,000,953/1,381,315.32 = 548,260.20/x
  3. Step 3: Cross multiply
    1,000,953x = 1,381,315.32 × 548,260.20
  4. Step 4: Simplify right side
    1,000,953x = 757,320,213,606.26
  5. Step 5: Solve for x
    x = 757,320,213,606.26/1,000,953
  6. Step 6: Final answer
    x = 756,599.17

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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.