Home / 1,137,867.80-1,706,801.70-577,995.80

Finding the Fourth Proportional to 1,137,867.80, 1,706,801.70 and 577,995.80

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Solution

The fourth proportional to 1,137,867.80, 1,706,801.70 and 577,995.80 is: 866,993.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,867.80 : 1,706,801.70 = 577,995.80 : x
  2. Step 2: Convert to fraction form
    1,137,867.80/1,706,801.70 = 577,995.80/x
  3. Step 3: Cross multiply
    1,137,867.80x = 1,706,801.70 × 577,995.80
  4. Step 4: Simplify right side
    1,137,867.80x = 986,524,214,032.86
  5. Step 5: Solve for x
    x = 986,524,214,032.86/1,137,867.80
  6. Step 6: Final answer
    x = 866,993.70

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Double scale
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Similar ratio
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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.