Home / 1,333,758.75-1,840,587.18-730,146.75

Finding the Fourth Proportional to 1,333,758.75, 1,840,587.18 and 730,146.75

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Solution

The fourth proportional to 1,333,758.75, 1,840,587.18 and 730,146.75 is: 1,007,602.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,758.75 : 1,840,587.18 = 730,146.75 : x
  2. Step 2: Convert to fraction form
    1,333,758.75/1,840,587.18 = 730,146.75/x
  3. Step 3: Cross multiply
    1,333,758.75x = 1,840,587.18 × 730,146.75
  4. Step 4: Simplify right side
    1,333,758.75x = 1,343,898,747,568.67
  5. Step 5: Solve for x
    x = 1,343,898,747,568.67/1,333,758.75
  6. Step 6: Final answer
    x = 1,007,602.57

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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.