Home / 1,412,553.60-2,118,052.80-465,436.80

Finding the Fourth Proportional to 1,412,553.60, 2,118,052.80 and 465,436.80

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Solution

The fourth proportional to 1,412,553.60, 2,118,052.80 and 465,436.80 is: 697,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,553.60 : 2,118,052.80 = 465,436.80 : x
  2. Step 2: Convert to fraction form
    1,412,553.60/2,118,052.80 = 465,436.80/x
  3. Step 3: Cross multiply
    1,412,553.60x = 2,118,052.80 × 465,436.80
  4. Step 4: Simplify right side
    1,412,553.60x = 985,819,717,463.04
  5. Step 5: Solve for x
    x = 985,819,717,463.04/1,412,553.60
  6. Step 6: Final answer
    x = 697,898.98

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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.