Home / 2,890,110.70-4,337,623.65-1,295,128.30

Finding the Fourth Proportional to 2,890,110.70, 4,337,623.65 and 1,295,128.30

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Solution

The fourth proportional to 2,890,110.70, 4,337,623.65 and 1,295,128.30 is: 1,943,793.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,110.70 : 4,337,623.65 = 1,295,128.30 : x
  2. Step 2: Convert to fraction form
    2,890,110.70/4,337,623.65 = 1,295,128.30/x
  3. Step 3: Cross multiply
    2,890,110.70x = 4,337,623.65 × 1,295,128.30
  4. Step 4: Simplify right side
    2,890,110.70x = 5,617,779,143,864.30
  5. Step 5: Solve for x
    x = 5,617,779,143,864.30/2,890,110.70
  6. Step 6: Final answer
    x = 1,943,793.76

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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.