Home / 1,013,861.08-1,399,100.52-578,268.58

Finding the Fourth Proportional to 1,013,861.08, 1,399,100.52 and 578,268.58

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Solution

The fourth proportional to 1,013,861.08, 1,399,100.52 and 578,268.58 is: 797,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,861.08 : 1,399,100.52 = 578,268.58 : x
  2. Step 2: Convert to fraction form
    1,013,861.08/1,399,100.52 = 578,268.58/x
  3. Step 3: Cross multiply
    1,013,861.08x = 1,399,100.52 × 578,268.58
  4. Step 4: Simplify right side
    1,013,861.08x = 809,055,870,977.66
  5. Step 5: Solve for x
    x = 809,055,870,977.66/1,013,861.08
  6. Step 6: Final answer
    x = 797,994.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.