Home / 1,077,858.80-1,614,455.40-578,639.60

Finding the Fourth Proportional to 1,077,858.80, 1,614,455.40 and 578,639.60

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Solution

The fourth proportional to 1,077,858.80, 1,614,455.40 and 578,639.60 is: 866,707.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,858.80 : 1,614,455.40 = 578,639.60 : x
  2. Step 2: Convert to fraction form
    1,077,858.80/1,614,455.40 = 578,639.60/x
  3. Step 3: Cross multiply
    1,077,858.80x = 1,614,455.40 × 578,639.60
  4. Step 4: Simplify right side
    1,077,858.80x = 934,187,826,873.84
  5. Step 5: Solve for x
    x = 934,187,826,873.84/1,077,858.80
  6. Step 6: Final answer
    x = 866,707.06

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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.