Home / 3,178,667.77-4,768,985.81-1,101,545.35

Finding the Fourth Proportional to 3,178,667.77, 4,768,985.81 and 1,101,545.35

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Solution

The fourth proportional to 3,178,667.77, 4,768,985.81 and 1,101,545.35 is: 1,652,659.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,667.77 : 4,768,985.81 = 1,101,545.35 : x
  2. Step 2: Convert to fraction form
    3,178,667.77/4,768,985.81 = 1,101,545.35/x
  3. Step 3: Cross multiply
    3,178,667.77x = 4,768,985.81 × 1,101,545.35
  4. Step 4: Simplify right side
    3,178,667.77x = 5,253,254,143,221.48
  5. Step 5: Solve for x
    x = 5,253,254,143,221.48/3,178,667.77
  6. Step 6: Final answer
    x = 1,652,659.08

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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.