Home / 1,184,459.40-1,776,813.57-385,803.18

Finding the Fourth Proportional to 1,184,459.40, 1,776,813.57 and 385,803.18

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Solution

The fourth proportional to 1,184,459.40, 1,776,813.57 and 385,803.18 is: 578,745.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,459.40 : 1,776,813.57 = 385,803.18 : x
  2. Step 2: Convert to fraction form
    1,184,459.40/1,776,813.57 = 385,803.18/x
  3. Step 3: Cross multiply
    1,184,459.40x = 1,776,813.57 × 385,803.18
  4. Step 4: Simplify right side
    1,184,459.40x = 685,500,325,573.15
  5. Step 5: Solve for x
    x = 685,500,325,573.15/1,184,459.40
  6. Step 6: Final answer
    x = 578,745.31

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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.