Home / 1,603,308.64-2,212,601.76-914,966.80

Finding the Fourth Proportional to 1,603,308.64, 2,212,601.76 and 914,966.80

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Solution

The fourth proportional to 1,603,308.64, 2,212,601.76 and 914,966.80 is: 1,262,674.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,308.64 : 2,212,601.76 = 914,966.80 : x
  2. Step 2: Convert to fraction form
    1,603,308.64/2,212,601.76 = 914,966.80/x
  3. Step 3: Cross multiply
    1,603,308.64x = 2,212,601.76 × 914,966.80
  4. Step 4: Simplify right side
    1,603,308.64x = 2,024,457,152,021.57
  5. Step 5: Solve for x
    x = 2,024,457,152,021.57/1,603,308.64
  6. Step 6: Final answer
    x = 1,262,674.64

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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.