Home / 3,168,000.20-4,752,000.30-1,570,809.80

Finding the Fourth Proportional to 3,168,000.20, 4,752,000.30 and 1,570,809.80

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Solution

The fourth proportional to 3,168,000.20, 4,752,000.30 and 1,570,809.80 is: 2,356,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,000.20 : 4,752,000.30 = 1,570,809.80 : x
  2. Step 2: Convert to fraction form
    3,168,000.20/4,752,000.30 = 1,570,809.80/x
  3. Step 3: Cross multiply
    3,168,000.20x = 4,752,000.30 × 1,570,809.80
  4. Step 4: Simplify right side
    3,168,000.20x = 7,464,488,640,842.94
  5. Step 5: Solve for x
    x = 7,464,488,640,842.94/3,168,000.20
  6. Step 6: Final answer
    x = 2,356,214.70

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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.