Home / 1,451,026.14-2,176,501.95-386,077.20

Finding the Fourth Proportional to 1,451,026.14, 2,176,501.95 and 386,077.20

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Solution

The fourth proportional to 1,451,026.14, 2,176,501.95 and 386,077.20 is: 579,105.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,026.14 : 2,176,501.95 = 386,077.20 : x
  2. Step 2: Convert to fraction form
    1,451,026.14/2,176,501.95 = 386,077.20/x
  3. Step 3: Cross multiply
    1,451,026.14x = 2,176,501.95 × 386,077.20
  4. Step 4: Simplify right side
    1,451,026.14x = 840,297,778,650.54
  5. Step 5: Solve for x
    x = 840,297,778,650.54/1,451,026.14
  6. Step 6: Final answer
    x = 579,105.89

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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.