Home / 2,768,259.60-4,152,389.40-1,699,837.20

Finding the Fourth Proportional to 2,768,259.60, 4,152,389.40 and 1,699,837.20

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Solution

The fourth proportional to 2,768,259.60, 4,152,389.40 and 1,699,837.20 is: 2,549,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,259.60 : 4,152,389.40 = 1,699,837.20 : x
  2. Step 2: Convert to fraction form
    2,768,259.60/4,152,389.40 = 1,699,837.20/x
  3. Step 3: Cross multiply
    2,768,259.60x = 4,152,389.40 × 1,699,837.20
  4. Step 4: Simplify right side
    2,768,259.60x = 7,058,385,971,005.68
  5. Step 5: Solve for x
    x = 7,058,385,971,005.68/2,768,259.60
  6. Step 6: Final answer
    x = 2,549,755.80

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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.