Home / 3,160,067.90-4,360,862.69-1,709,731.51

Finding the Fourth Proportional to 3,160,067.90, 4,360,862.69 and 1,709,731.51

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Solution

The fourth proportional to 3,160,067.90, 4,360,862.69 and 1,709,731.51 is: 2,359,412.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,067.90 : 4,360,862.69 = 1,709,731.51 : x
  2. Step 2: Convert to fraction form
    3,160,067.90/4,360,862.69 = 1,709,731.51/x
  3. Step 3: Cross multiply
    3,160,067.90x = 4,360,862.69 × 1,709,731.51
  4. Step 4: Simplify right side
    3,160,067.90x = 7,455,904,338,837.04
  5. Step 5: Solve for x
    x = 7,455,904,338,837.04/3,160,067.90
  6. Step 6: Final answer
    x = 2,359,412.70

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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.