Home / 1,641,178.80-2,461,521.96-519,102

Finding the Fourth Proportional to 1,641,178.80, 2,461,521.96 and 519,102

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Solution

The fourth proportional to 1,641,178.80, 2,461,521.96 and 519,102 is: 778,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,178.80 : 2,461,521.96 = 519,102 : x
  2. Step 2: Convert to fraction form
    1,641,178.80/2,461,521.96 = 519,102/x
  3. Step 3: Cross multiply
    1,641,178.80x = 2,461,521.96 × 519,102
  4. Step 4: Simplify right side
    1,641,178.80x = 1,277,780,972,479.92
  5. Step 5: Solve for x
    x = 1,277,780,972,479.92/1,641,178.80
  6. Step 6: Final answer
    x = 778,575.11

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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.