Home / 1,930,514.90-2,664,430.35-1,071,351.14

Finding the Fourth Proportional to 1,930,514.90, 2,664,430.35 and 1,071,351.14

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Solution

The fourth proportional to 1,930,514.90, 2,664,430.35 and 1,071,351.14 is: 1,478,642.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,514.90 : 2,664,430.35 = 1,071,351.14 : x
  2. Step 2: Convert to fraction form
    1,930,514.90/2,664,430.35 = 1,071,351.14/x
  3. Step 3: Cross multiply
    1,930,514.90x = 2,664,430.35 × 1,071,351.14
  4. Step 4: Simplify right side
    1,930,514.90x = 2,854,540,492,923.10
  5. Step 5: Solve for x
    x = 2,854,540,492,923.10/1,930,514.90
  6. Step 6: Final answer
    x = 1,478,642.04

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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.