Home / 1,203,384.56-1,660,670.71-719,970.08

Finding the Fourth Proportional to 1,203,384.56, 1,660,670.71 and 719,970.08

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Solution

The fourth proportional to 1,203,384.56, 1,660,670.71 and 719,970.08 is: 993,558.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,384.56 : 1,660,670.71 = 719,970.08 : x
  2. Step 2: Convert to fraction form
    1,203,384.56/1,660,670.71 = 719,970.08/x
  3. Step 3: Cross multiply
    1,203,384.56x = 1,660,670.71 × 719,970.08
  4. Step 4: Simplify right side
    1,203,384.56x = 1,195,633,226,284.11
  5. Step 5: Solve for x
    x = 1,195,633,226,284.11/1,203,384.56
  6. Step 6: Final answer
    x = 993,558.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.