Home / 2,768,857.90-4,148,815.65-1,567,206.70

Finding the Fourth Proportional to 2,768,857.90, 4,148,815.65 and 1,567,206.70

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Solution

The fourth proportional to 2,768,857.90, 4,148,815.65 and 1,567,206.70 is: 2,348,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,857.90 : 4,148,815.65 = 1,567,206.70 : x
  2. Step 2: Convert to fraction form
    2,768,857.90/4,148,815.65 = 1,567,206.70/x
  3. Step 3: Cross multiply
    2,768,857.90x = 4,148,815.65 × 1,567,206.70
  4. Step 4: Simplify right side
    2,768,857.90x = 6,502,051,683,744.86
  5. Step 5: Solve for x
    x = 6,502,051,683,744.86/2,768,857.90
  6. Step 6: Final answer
    x = 2,348,279.30

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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.