Home / 857,346.18-1,285,756.64-592,806.66

Finding the Fourth Proportional to 857,346.18, 1,285,756.64 and 592,806.66

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Solution

The fourth proportional to 857,346.18, 1,285,756.64 and 592,806.66 is: 889,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,346.18 : 1,285,756.64 = 592,806.66 : x
  2. Step 2: Convert to fraction form
    857,346.18/1,285,756.64 = 592,806.66/x
  3. Step 3: Cross multiply
    857,346.18x = 1,285,756.64 × 592,806.66
  4. Step 4: Simplify right side
    857,346.18x = 762,205,099,331.22
  5. Step 5: Solve for x
    x = 762,205,099,331.22/857,346.18
  6. Step 6: Final answer
    x = 889,028.40

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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.