Home / 2,768,001.80-4,152,002.70-1,699,579.40

Finding the Fourth Proportional to 2,768,001.80, 4,152,002.70 and 1,699,579.40

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Solution

The fourth proportional to 2,768,001.80, 4,152,002.70 and 1,699,579.40 is: 2,549,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,001.80 : 4,152,002.70 = 1,699,579.40 : x
  2. Step 2: Convert to fraction form
    2,768,001.80/4,152,002.70 = 1,699,579.40/x
  3. Step 3: Cross multiply
    2,768,001.80x = 4,152,002.70 × 1,699,579.40
  4. Step 4: Simplify right side
    2,768,001.80x = 7,056,658,257,664.38
  5. Step 5: Solve for x
    x = 7,056,658,257,664.38/2,768,001.80
  6. Step 6: Final answer
    x = 2,549,369.10

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1.5x scale

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.