Home / 1,605,829.60-2,406,703.20-658,129.60

Finding the Fourth Proportional to 1,605,829.60, 2,406,703.20 and 658,129.60

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Solution

The fourth proportional to 1,605,829.60, 2,406,703.20 and 658,129.60 is: 986,357.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,829.60 : 2,406,703.20 = 658,129.60 : x
  2. Step 2: Convert to fraction form
    1,605,829.60/2,406,703.20 = 658,129.60/x
  3. Step 3: Cross multiply
    1,605,829.60x = 2,406,703.20 × 658,129.60
  4. Step 4: Simplify right side
    1,605,829.60x = 1,583,922,614,334.72
  5. Step 5: Solve for x
    x = 1,583,922,614,334.72/1,605,829.60
  6. Step 6: Final answer
    x = 986,357.84

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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.