Home / 1,223,539.20-1,835,308.80-971,596.80

Finding the Fourth Proportional to 1,223,539.20, 1,835,308.80 and 971,596.80

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Solution

The fourth proportional to 1,223,539.20, 1,835,308.80 and 971,596.80 is: 1,457,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,539.20 : 1,835,308.80 = 971,596.80 : x
  2. Step 2: Convert to fraction form
    1,223,539.20/1,835,308.80 = 971,596.80/x
  3. Step 3: Cross multiply
    1,223,539.20x = 1,835,308.80 × 971,596.80
  4. Step 4: Simplify right side
    1,223,539.20x = 1,783,180,157,091.84
  5. Step 5: Solve for x
    x = 1,783,180,157,091.84/1,223,539.20
  6. Step 6: Final answer
    x = 1,457,395.20

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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.