Home / 1,397,029.38-1,926,465-1,167,501.06

Finding the Fourth Proportional to 1,397,029.38, 1,926,465 and 1,167,501.06

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Solution

The fourth proportional to 1,397,029.38, 1,926,465 and 1,167,501.06 is: 1,609,951.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,029.38 : 1,926,465 = 1,167,501.06 : x
  2. Step 2: Convert to fraction form
    1,397,029.38/1,926,465 = 1,167,501.06/x
  3. Step 3: Cross multiply
    1,397,029.38x = 1,926,465 × 1,167,501.06
  4. Step 4: Simplify right side
    1,397,029.38x = 2,249,149,929,552.90
  5. Step 5: Solve for x
    x = 2,249,149,929,552.90/1,397,029.38
  6. Step 6: Final answer
    x = 1,609,951.77

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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.