Home / 1,779,344.16-2,670,111.72-699,666.72

Finding the Fourth Proportional to 1,779,344.16, 2,670,111.72 and 699,666.72

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Solution

The fourth proportional to 1,779,344.16, 2,670,111.72 and 699,666.72 is: 1,049,930.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,344.16 : 2,670,111.72 = 699,666.72 : x
  2. Step 2: Convert to fraction form
    1,779,344.16/2,670,111.72 = 699,666.72/x
  3. Step 3: Cross multiply
    1,779,344.16x = 2,670,111.72 × 699,666.72
  4. Step 4: Simplify right side
    1,779,344.16x = 1,868,188,309,165.96
  5. Step 5: Solve for x
    x = 1,868,188,309,165.96/1,779,344.16
  6. Step 6: Final answer
    x = 1,049,930.84

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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.