Home / 1,542,112.64-2,313,285.60-477,262.40

Finding the Fourth Proportional to 1,542,112.64, 2,313,285.60 and 477,262.40

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Solution

The fourth proportional to 1,542,112.64, 2,313,285.60 and 477,262.40 is: 715,929.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,112.64 : 2,313,285.60 = 477,262.40 : x
  2. Step 2: Convert to fraction form
    1,542,112.64/2,313,285.60 = 477,262.40/x
  3. Step 3: Cross multiply
    1,542,112.64x = 2,313,285.60 × 477,262.40
  4. Step 4: Simplify right side
    1,542,112.64x = 1,104,044,237,341.44
  5. Step 5: Solve for x
    x = 1,104,044,237,341.44/1,542,112.64
  6. Step 6: Final answer
    x = 715,929.70

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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.