Home / 1,464,007.80-2,196,011.70-517,474.20

Finding the Fourth Proportional to 1,464,007.80, 2,196,011.70 and 517,474.20

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Solution

The fourth proportional to 1,464,007.80, 2,196,011.70 and 517,474.20 is: 776,211.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,007.80 : 2,196,011.70 = 517,474.20 : x
  2. Step 2: Convert to fraction form
    1,464,007.80/2,196,011.70 = 517,474.20/x
  3. Step 3: Cross multiply
    1,464,007.80x = 2,196,011.70 × 517,474.20
  4. Step 4: Simplify right side
    1,464,007.80x = 1,136,379,397,648.14
  5. Step 5: Solve for x
    x = 1,136,379,397,648.14/1,464,007.80
  6. Step 6: Final answer
    x = 776,211.30

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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.