Home / 1,699,686.90-2,549,530.35-943,859.70

Finding the Fourth Proportional to 1,699,686.90, 2,549,530.35 and 943,859.70

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Solution

The fourth proportional to 1,699,686.90, 2,549,530.35 and 943,859.70 is: 1,415,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,686.90 : 2,549,530.35 = 943,859.70 : x
  2. Step 2: Convert to fraction form
    1,699,686.90/2,549,530.35 = 943,859.70/x
  3. Step 3: Cross multiply
    1,699,686.90x = 2,549,530.35 × 943,859.70
  4. Step 4: Simplify right side
    1,699,686.90x = 2,406,398,951,291.90
  5. Step 5: Solve for x
    x = 2,406,398,951,291.90/1,699,686.90
  6. Step 6: Final answer
    x = 1,415,789.55

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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.