Home / 1,699,739.40-2,549,609.10-943,912.20

Finding the Fourth Proportional to 1,699,739.40, 2,549,609.10 and 943,912.20

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Solution

The fourth proportional to 1,699,739.40, 2,549,609.10 and 943,912.20 is: 1,415,868.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,739.40 : 2,549,609.10 = 943,912.20 : x
  2. Step 2: Convert to fraction form
    1,699,739.40/2,549,609.10 = 943,912.20/x
  3. Step 3: Cross multiply
    1,699,739.40x = 2,549,609.10 × 943,912.20
  4. Step 4: Simplify right side
    1,699,739.40x = 2,406,607,134,721.02
  5. Step 5: Solve for x
    x = 2,406,607,134,721.02/1,699,739.40
  6. Step 6: Final answer
    x = 1,415,868.30

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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.