Home / 1,699,695.80-2,549,543.70-1,617,027.20

Finding the Fourth Proportional to 1,699,695.80, 2,549,543.70 and 1,617,027.20

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Solution

The fourth proportional to 1,699,695.80, 2,549,543.70 and 1,617,027.20 is: 2,425,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,695.80 : 2,549,543.70 = 1,617,027.20 : x
  2. Step 2: Convert to fraction form
    1,699,695.80/2,549,543.70 = 1,617,027.20/x
  3. Step 3: Cross multiply
    1,699,695.80x = 2,549,543.70 × 1,617,027.20
  4. Step 4: Simplify right side
    1,699,695.80x = 4,122,681,510,488.64
  5. Step 5: Solve for x
    x = 4,122,681,510,488.64/1,699,695.80
  6. Step 6: Final answer
    x = 2,425,540.80

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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.