Home / 1,676,100-2,312,614.62-987,799.26

Finding the Fourth Proportional to 1,676,100, 2,312,614.62 and 987,799.26

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Solution

The fourth proportional to 1,676,100, 2,312,614.62 and 987,799.26 is: 1,362,925.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,100 : 2,312,614.62 = 987,799.26 : x
  2. Step 2: Convert to fraction form
    1,676,100/2,312,614.62 = 987,799.26/x
  3. Step 3: Cross multiply
    1,676,100x = 2,312,614.62 × 987,799.26
  4. Step 4: Simplify right side
    1,676,100x = 2,284,399,010,301.18
  5. Step 5: Solve for x
    x = 2,284,399,010,301.18/1,676,100
  6. Step 6: Final answer
    x = 1,362,925.25

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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.