Home / 1,039,765.60-1,560,339.60-590,485.60

Finding the Fourth Proportional to 1,039,765.60, 1,560,339.60 and 590,485.60

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Solution

The fourth proportional to 1,039,765.60, 1,560,339.60 and 590,485.60 is: 886,120.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,765.60 : 1,560,339.60 = 590,485.60 : x
  2. Step 2: Convert to fraction form
    1,039,765.60/1,560,339.60 = 590,485.60/x
  3. Step 3: Cross multiply
    1,039,765.60x = 1,560,339.60 × 590,485.60
  4. Step 4: Simplify right side
    1,039,765.60x = 921,358,064,909.76
  5. Step 5: Solve for x
    x = 921,358,064,909.76/1,039,765.60
  6. Step 6: Final answer
    x = 886,120.93

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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.