Home / 1,179,675.29-1,627,936.28-663,429.08

Finding the Fourth Proportional to 1,179,675.29, 1,627,936.28 and 663,429.08

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Solution

The fourth proportional to 1,179,675.29, 1,627,936.28 and 663,429.08 is: 915,523.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,675.29 : 1,627,936.28 = 663,429.08 : x
  2. Step 2: Convert to fraction form
    1,179,675.29/1,627,936.28 = 663,429.08/x
  3. Step 3: Cross multiply
    1,179,675.29x = 1,627,936.28 × 663,429.08
  4. Step 4: Simplify right side
    1,179,675.29x = 1,080,020,271,779.58
  5. Step 5: Solve for x
    x = 1,080,020,271,779.58/1,179,675.29
  6. Step 6: Final answer
    x = 915,523.35

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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.