Home / 1,409,576.85-1,944,211.23-1,293,663.69

Finding the Fourth Proportional to 1,409,576.85, 1,944,211.23 and 1,293,663.69

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Solution

The fourth proportional to 1,409,576.85, 1,944,211.23 and 1,293,663.69 is: 1,784,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,576.85 : 1,944,211.23 = 1,293,663.69 : x
  2. Step 2: Convert to fraction form
    1,409,576.85/1,944,211.23 = 1,293,663.69/x
  3. Step 3: Cross multiply
    1,409,576.85x = 1,944,211.23 × 1,293,663.69
  4. Step 4: Simplify right side
    1,409,576.85x = 2,515,155,473,941.24
  5. Step 5: Solve for x
    x = 2,515,155,473,941.24/1,409,576.85
  6. Step 6: Final answer
    x = 1,784,333.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.