Home / 2,577,723.56-3,867,678.78-1,379,335

Finding the Fourth Proportional to 2,577,723.56, 3,867,678.78 and 1,379,335

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Solution

The fourth proportional to 2,577,723.56, 3,867,678.78 and 1,379,335 is: 2,069,587.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577,723.56 : 3,867,678.78 = 1,379,335 : x
  2. Step 2: Convert to fraction form
    2,577,723.56/3,867,678.78 = 1,379,335/x
  3. Step 3: Cross multiply
    2,577,723.56x = 3,867,678.78 × 1,379,335
  4. Step 4: Simplify right side
    2,577,723.56x = 5,334,824,710,011.30
  5. Step 5: Solve for x
    x = 5,334,824,710,011.30/2,577,723.56
  6. Step 6: Final answer
    x = 2,069,587.60

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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.