Home / 5,184,342.48-7,776,513.72-1,638,210

Finding the Fourth Proportional to 5,184,342.48, 7,776,513.72 and 1,638,210

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Solution

The fourth proportional to 5,184,342.48, 7,776,513.72 and 1,638,210 is: 2,457,315.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,342.48 : 7,776,513.72 = 1,638,210 : x
  2. Step 2: Convert to fraction form
    5,184,342.48/7,776,513.72 = 1,638,210/x
  3. Step 3: Cross multiply
    5,184,342.48x = 7,776,513.72 × 1,638,210
  4. Step 4: Simplify right side
    5,184,342.48x = 12,739,562,541,241.20
  5. Step 5: Solve for x
    x = 12,739,562,541,241.20/5,184,342.48
  6. Step 6: Final answer
    x = 2,457,315.00

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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.