Home / 5,184,125.80-7,776,188.70-1,817,895.40

Finding the Fourth Proportional to 5,184,125.80, 7,776,188.70 and 1,817,895.40

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Solution

The fourth proportional to 5,184,125.80, 7,776,188.70 and 1,817,895.40 is: 2,726,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,125.80 : 7,776,188.70 = 1,817,895.40 : x
  2. Step 2: Convert to fraction form
    5,184,125.80/7,776,188.70 = 1,817,895.40/x
  3. Step 3: Cross multiply
    5,184,125.80x = 7,776,188.70 × 1,817,895.40
  4. Step 4: Simplify right side
    5,184,125.80x = 14,136,297,667,261.98
  5. Step 5: Solve for x
    x = 14,136,297,667,261.98/5,184,125.80
  6. Step 6: Final answer
    x = 2,726,843.10

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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.