Home / 1,038,994.26-1,433,568.45-631,084.74

Finding the Fourth Proportional to 1,038,994.26, 1,433,568.45 and 631,084.74

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Solution

The fourth proportional to 1,038,994.26, 1,433,568.45 and 631,084.74 is: 870,748.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,994.26 : 1,433,568.45 = 631,084.74 : x
  2. Step 2: Convert to fraction form
    1,038,994.26/1,433,568.45 = 631,084.74/x
  3. Step 3: Cross multiply
    1,038,994.26x = 1,433,568.45 × 631,084.74
  4. Step 4: Simplify right side
    1,038,994.26x = 904,703,172,540.45
  5. Step 5: Solve for x
    x = 904,703,172,540.45/1,038,994.26
  6. Step 6: Final answer
    x = 870,748.96

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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.