Home / 1,032,780-1,425,227.52-567,639.84

Finding the Fourth Proportional to 1,032,780, 1,425,227.52 and 567,639.84

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Solution

The fourth proportional to 1,032,780, 1,425,227.52 and 567,639.84 is: 783,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,780 : 1,425,227.52 = 567,639.84 : x
  2. Step 2: Convert to fraction form
    1,032,780/1,425,227.52 = 567,639.84/x
  3. Step 3: Cross multiply
    1,032,780x = 1,425,227.52 × 567,639.84
  4. Step 4: Simplify right side
    1,032,780x = 809,015,921,416.40
  5. Step 5: Solve for x
    x = 809,015,921,416.40/1,032,780
  6. Step 6: Final answer
    x = 783,338.10

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1.5x scale

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.