Home / 874,501.60-1,308,789.57-537,755.55

Finding the Fourth Proportional to 874,501.60, 1,308,789.57 and 537,755.55

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Solution

The fourth proportional to 874,501.60, 1,308,789.57 and 537,755.55 is: 804,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,501.60 : 1,308,789.57 = 537,755.55 : x
  2. Step 2: Convert to fraction form
    874,501.60/1,308,789.57 = 537,755.55/x
  3. Step 3: Cross multiply
    874,501.60x = 1,308,789.57 × 537,755.55
  4. Step 4: Simplify right side
    874,501.60x = 703,808,855,049.61
  5. Step 5: Solve for x
    x = 703,808,855,049.61/874,501.60
  6. Step 6: Final answer
    x = 804,811.40

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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.