Home / 2,547,965.85-3,821,948.78-2,069,668.95

Finding the Fourth Proportional to 2,547,965.85, 3,821,948.78 and 2,069,668.95

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Solution

The fourth proportional to 2,547,965.85, 3,821,948.78 and 2,069,668.95 is: 3,104,503.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547,965.85 : 3,821,948.78 = 2,069,668.95 : x
  2. Step 2: Convert to fraction form
    2,547,965.85/3,821,948.78 = 2,069,668.95/x
  3. Step 3: Cross multiply
    2,547,965.85x = 3,821,948.78 × 2,069,668.95
  4. Step 4: Simplify right side
    2,547,965.85x = 7,910,168,708,108.04
  5. Step 5: Solve for x
    x = 7,910,168,708,108.04/2,547,965.85
  6. Step 6: Final answer
    x = 3,104,503.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.