Home / 1,086,522.60-1,628,471.70-553,769.40

Finding the Fourth Proportional to 1,086,522.60, 1,628,471.70 and 553,769.40

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Solution

The fourth proportional to 1,086,522.60, 1,628,471.70 and 553,769.40 is: 829,985.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,522.60 : 1,628,471.70 = 553,769.40 : x
  2. Step 2: Convert to fraction form
    1,086,522.60/1,628,471.70 = 553,769.40/x
  3. Step 3: Cross multiply
    1,086,522.60x = 1,628,471.70 × 553,769.40
  4. Step 4: Simplify right side
    1,086,522.60x = 901,797,796,225.98
  5. Step 5: Solve for x
    x = 901,797,796,225.98/1,086,522.60
  6. Step 6: Final answer
    x = 829,985.31

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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.