Home / 1,077,820.80-1,614,398.40-578,601.60

Finding the Fourth Proportional to 1,077,820.80, 1,614,398.40 and 578,601.60

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Solution

The fourth proportional to 1,077,820.80, 1,614,398.40 and 578,601.60 is: 866,650.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,820.80 : 1,614,398.40 = 578,601.60 : x
  2. Step 2: Convert to fraction form
    1,077,820.80/1,614,398.40 = 578,601.60/x
  3. Step 3: Cross multiply
    1,077,820.80x = 1,614,398.40 × 578,601.60
  4. Step 4: Simplify right side
    1,077,820.80x = 934,093,497,277.44
  5. Step 5: Solve for x
    x = 934,093,497,277.44/1,077,820.80
  6. Step 6: Final answer
    x = 866,650.09

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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.