Home / 1,781,710.80-2,667,317.40-1,183,347.60

Finding the Fourth Proportional to 1,781,710.80, 2,667,317.40 and 1,183,347.60

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Solution

The fourth proportional to 1,781,710.80, 2,667,317.40 and 1,183,347.60 is: 1,771,535.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,710.80 : 2,667,317.40 = 1,183,347.60 : x
  2. Step 2: Convert to fraction form
    1,781,710.80/2,667,317.40 = 1,183,347.60/x
  3. Step 3: Cross multiply
    1,781,710.80x = 2,667,317.40 × 1,183,347.60
  4. Step 4: Simplify right side
    1,781,710.80x = 3,156,363,643,728.24
  5. Step 5: Solve for x
    x = 3,156,363,643,728.24/1,781,710.80
  6. Step 6: Final answer
    x = 1,771,535.34

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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.