Home / 1,402,729.44-1,934,475.08-885,584.90

Finding the Fourth Proportional to 1,402,729.44, 1,934,475.08 and 885,584.90

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Solution

The fourth proportional to 1,402,729.44, 1,934,475.08 and 885,584.90 is: 1,221,291.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,729.44 : 1,934,475.08 = 885,584.90 : x
  2. Step 2: Convert to fraction form
    1,402,729.44/1,934,475.08 = 885,584.90/x
  3. Step 3: Cross multiply
    1,402,729.44x = 1,934,475.08 × 885,584.90
  4. Step 4: Simplify right side
    1,402,729.44x = 1,713,141,906,173.99
  5. Step 5: Solve for x
    x = 1,713,141,906,173.99/1,402,729.44
  6. Step 6: Final answer
    x = 1,221,291.76

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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.