Home / 5,209,085.40-7,813,628.10-1,843,632.60

Finding the Fourth Proportional to 5,209,085.40, 7,813,628.10 and 1,843,632.60

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Solution

The fourth proportional to 5,209,085.40, 7,813,628.10 and 1,843,632.60 is: 2,765,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209,085.40 : 7,813,628.10 = 1,843,632.60 : x
  2. Step 2: Convert to fraction form
    5,209,085.40/7,813,628.10 = 1,843,632.60/x
  3. Step 3: Cross multiply
    5,209,085.40x = 7,813,628.10 × 1,843,632.60
  4. Step 4: Simplify right side
    5,209,085.40x = 14,405,459,489,436.06
  5. Step 5: Solve for x
    x = 14,405,459,489,436.06/5,209,085.40
  6. Step 6: Final answer
    x = 2,765,448.90

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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.