Home / 1,056,117.80-1,584,176.70-807,285.80

Finding the Fourth Proportional to 1,056,117.80, 1,584,176.70 and 807,285.80

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Solution

The fourth proportional to 1,056,117.80, 1,584,176.70 and 807,285.80 is: 1,210,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,117.80 : 1,584,176.70 = 807,285.80 : x
  2. Step 2: Convert to fraction form
    1,056,117.80/1,584,176.70 = 807,285.80/x
  3. Step 3: Cross multiply
    1,056,117.80x = 1,584,176.70 × 807,285.80
  4. Step 4: Simplify right side
    1,056,117.80x = 1,278,883,354,600.86
  5. Step 5: Solve for x
    x = 1,278,883,354,600.86/1,056,117.80
  6. Step 6: Final answer
    x = 1,210,928.70

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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.