Home / 1,300,783.95-1,950,691.13-447,617.03

Finding the Fourth Proportional to 1,300,783.95, 1,950,691.13 and 447,617.03

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Solution

The fourth proportional to 1,300,783.95, 1,950,691.13 and 447,617.03 is: 671,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,783.95 : 1,950,691.13 = 447,617.03 : x
  2. Step 2: Convert to fraction form
    1,300,783.95/1,950,691.13 = 447,617.03/x
  3. Step 3: Cross multiply
    1,300,783.95x = 1,950,691.13 × 447,617.03
  4. Step 4: Simplify right side
    1,300,783.95x = 873,162,558,066.40
  5. Step 5: Solve for x
    x = 873,162,558,066.40/1,300,783.95
  6. Step 6: Final answer
    x = 671,258.71

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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.