Home / 2,619,554.46-3,929,332.56-1,178,554.92

Finding the Fourth Proportional to 2,619,554.46, 3,929,332.56 and 1,178,554.92

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Solution

The fourth proportional to 2,619,554.46, 3,929,332.56 and 1,178,554.92 is: 1,767,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619,554.46 : 3,929,332.56 = 1,178,554.92 : x
  2. Step 2: Convert to fraction form
    2,619,554.46/3,929,332.56 = 1,178,554.92/x
  3. Step 3: Cross multiply
    2,619,554.46x = 3,929,332.56 × 1,178,554.92
  4. Step 4: Simplify right side
    2,619,554.46x = 4,630,934,220,904.20
  5. Step 5: Solve for x
    x = 4,630,934,220,904.20/2,619,554.46
  6. Step 6: Final answer
    x = 1,767,832.77

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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.