Home / 1,697,397.22-2,342,469.75-972,385.06

Finding the Fourth Proportional to 1,697,397.22, 2,342,469.75 and 972,385.06

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Solution

The fourth proportional to 1,697,397.22, 2,342,469.75 and 972,385.06 is: 1,341,926.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,397.22 : 2,342,469.75 = 972,385.06 : x
  2. Step 2: Convert to fraction form
    1,697,397.22/2,342,469.75 = 972,385.06/x
  3. Step 3: Cross multiply
    1,697,397.22x = 2,342,469.75 × 972,385.06
  4. Step 4: Simplify right side
    1,697,397.22x = 2,277,782,588,401.94
  5. Step 5: Solve for x
    x = 2,277,782,588,401.94/1,697,397.22
  6. Step 6: Final answer
    x = 1,341,926.66

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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.