Home / 1,143,829.64-1,578,674.13-634,696.04

Finding the Fourth Proportional to 1,143,829.64, 1,578,674.13 and 634,696.04

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Solution

The fourth proportional to 1,143,829.64, 1,578,674.13 and 634,696.04 is: 875,985.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,829.64 : 1,578,674.13 = 634,696.04 : x
  2. Step 2: Convert to fraction form
    1,143,829.64/1,578,674.13 = 634,696.04/x
  3. Step 3: Cross multiply
    1,143,829.64x = 1,578,674.13 × 634,696.04
  4. Step 4: Simplify right side
    1,143,829.64x = 1,001,978,218,761.45
  5. Step 5: Solve for x
    x = 1,001,978,218,761.45/1,143,829.64
  6. Step 6: Final answer
    x = 875,985.53

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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.