Home / 857,355.19-1,285,770.13-592,815.67

Finding the Fourth Proportional to 857,355.19, 1,285,770.13 and 592,815.67

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Solution

The fourth proportional to 857,355.19, 1,285,770.13 and 592,815.67 is: 889,041.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,355.19 : 1,285,770.13 = 592,815.67 : x
  2. Step 2: Convert to fraction form
    857,355.19/1,285,770.13 = 592,815.67/x
  3. Step 3: Cross multiply
    857,355.19x = 1,285,770.13 × 592,815.67
  4. Step 4: Simplify right side
    857,355.19x = 762,224,681,081.94
  5. Step 5: Solve for x
    x = 762,224,681,081.94/857,355.19
  6. Step 6: Final answer
    x = 889,041.89

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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.