Home / 2,435,747.60-3,653,621.40-1,639,485.20

Finding the Fourth Proportional to 2,435,747.60, 3,653,621.40 and 1,639,485.20

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Solution

The fourth proportional to 2,435,747.60, 3,653,621.40 and 1,639,485.20 is: 2,459,227.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435,747.60 : 3,653,621.40 = 1,639,485.20 : x
  2. Step 2: Convert to fraction form
    2,435,747.60/3,653,621.40 = 1,639,485.20/x
  3. Step 3: Cross multiply
    2,435,747.60x = 3,653,621.40 × 1,639,485.20
  4. Step 4: Simplify right side
    2,435,747.60x = 5,990,058,211,703.28
  5. Step 5: Solve for x
    x = 5,990,058,211,703.28/2,435,747.60
  6. Step 6: Final answer
    x = 2,459,227.80

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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.