Home / 1,699,743.40-2,549,615.10-943,916.20

Finding the Fourth Proportional to 1,699,743.40, 2,549,615.10 and 943,916.20

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Solution

The fourth proportional to 1,699,743.40, 2,549,615.10 and 943,916.20 is: 1,415,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,743.40 : 2,549,615.10 = 943,916.20 : x
  2. Step 2: Convert to fraction form
    1,699,743.40/2,549,615.10 = 943,916.20/x
  3. Step 3: Cross multiply
    1,699,743.40x = 2,549,615.10 × 943,916.20
  4. Step 4: Simplify right side
    1,699,743.40x = 2,406,622,996,654.62
  5. Step 5: Solve for x
    x = 2,406,622,996,654.62/1,699,743.40
  6. Step 6: Final answer
    x = 1,415,874.30

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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.