Home / 1,928,348.28-2,892,714.12-714,249.54

Finding the Fourth Proportional to 1,928,348.28, 2,892,714.12 and 714,249.54

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Solution

The fourth proportional to 1,928,348.28, 2,892,714.12 and 714,249.54 is: 1,071,445.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,348.28 : 2,892,714.12 = 714,249.54 : x
  2. Step 2: Convert to fraction form
    1,928,348.28/2,892,714.12 = 714,249.54/x
  3. Step 3: Cross multiply
    1,928,348.28x = 2,892,714.12 × 714,249.54
  4. Step 4: Simplify right side
    1,928,348.28x = 2,066,119,729,561.51
  5. Step 5: Solve for x
    x = 2,066,119,729,561.51/1,928,348.28
  6. Step 6: Final answer
    x = 1,071,445.31

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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.