Home / 1,781,674.64-2,672,227.48-519,206.96

Finding the Fourth Proportional to 1,781,674.64, 2,672,227.48 and 519,206.96

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Solution

The fourth proportional to 1,781,674.64, 2,672,227.48 and 519,206.96 is: 778,727.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,674.64 : 2,672,227.48 = 519,206.96 : x
  2. Step 2: Convert to fraction form
    1,781,674.64/2,672,227.48 = 519,206.96/x
  3. Step 3: Cross multiply
    1,781,674.64x = 2,672,227.48 × 519,206.96
  4. Step 4: Simplify right side
    1,781,674.64x = 1,387,439,106,319.26
  5. Step 5: Solve for x
    x = 1,387,439,106,319.26/1,781,674.64
  6. Step 6: Final answer
    x = 778,727.54

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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.