Home / 1,752,310.40-2,628,271.20-490,265.60

Finding the Fourth Proportional to 1,752,310.40, 2,628,271.20 and 490,265.60

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Solution

The fourth proportional to 1,752,310.40, 2,628,271.20 and 490,265.60 is: 735,344.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,310.40 : 2,628,271.20 = 490,265.60 : x
  2. Step 2: Convert to fraction form
    1,752,310.40/2,628,271.20 = 490,265.60/x
  3. Step 3: Cross multiply
    1,752,310.40x = 2,628,271.20 × 490,265.60
  4. Step 4: Simplify right side
    1,752,310.40x = 1,288,550,956,830.72
  5. Step 5: Solve for x
    x = 1,288,550,956,830.72/1,752,310.40
  6. Step 6: Final answer
    x = 735,344.01

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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.