Home / 807,063.84-1,113,798.45-444,487.61

Finding the Fourth Proportional to 807,063.84, 1,113,798.45 and 444,487.61

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Solution

The fourth proportional to 807,063.84, 1,113,798.45 and 444,487.61 is: 613,420.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,063.84 : 1,113,798.45 = 444,487.61 : x
  2. Step 2: Convert to fraction form
    807,063.84/1,113,798.45 = 444,487.61/x
  3. Step 3: Cross multiply
    807,063.84x = 1,113,798.45 × 444,487.61
  4. Step 4: Simplify right side
    807,063.84x = 495,069,605,493.21
  5. Step 5: Solve for x
    x = 495,069,605,493.21/807,063.84
  6. Step 6: Final answer
    x = 613,420.63

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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.