Home / 1,653,011.40-2,478,553.58-640,951

Finding the Fourth Proportional to 1,653,011.40, 2,478,553.58 and 640,951

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Solution

The fourth proportional to 1,653,011.40, 2,478,553.58 and 640,951 is: 961,052.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,011.40 : 2,478,553.58 = 640,951 : x
  2. Step 2: Convert to fraction form
    1,653,011.40/2,478,553.58 = 640,951/x
  3. Step 3: Cross multiply
    1,653,011.40x = 2,478,553.58 × 640,951
  4. Step 4: Simplify right side
    1,653,011.40x = 1,588,631,395,654.58
  5. Step 5: Solve for x
    x = 1,588,631,395,654.58/1,653,011.40
  6. Step 6: Final answer
    x = 961,052.90

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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.