Home / 1,653,396.86-2,281,819.56-928,292.24

Finding the Fourth Proportional to 1,653,396.86, 2,281,819.56 and 928,292.24

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Solution

The fourth proportional to 1,653,396.86, 2,281,819.56 and 928,292.24 is: 1,281,117.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,396.86 : 2,281,819.56 = 928,292.24 : x
  2. Step 2: Convert to fraction form
    1,653,396.86/2,281,819.56 = 928,292.24/x
  3. Step 3: Cross multiply
    1,653,396.86x = 2,281,819.56 × 928,292.24
  4. Step 4: Simplify right side
    1,653,396.86x = 2,118,195,390,628.21
  5. Step 5: Solve for x
    x = 2,118,195,390,628.21/1,653,396.86
  6. Step 6: Final answer
    x = 1,281,117.34

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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.