Home / 1,674,984.72-2,311,269.12-1,132,301.28

Finding the Fourth Proportional to 1,674,984.72, 2,311,269.12 and 1,132,301.28

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Solution

The fourth proportional to 1,674,984.72, 2,311,269.12 and 1,132,301.28 is: 1,562,433.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,984.72 : 2,311,269.12 = 1,132,301.28 : x
  2. Step 2: Convert to fraction form
    1,674,984.72/2,311,269.12 = 1,132,301.28/x
  3. Step 3: Cross multiply
    1,674,984.72x = 2,311,269.12 × 1,132,301.28
  4. Step 4: Simplify right side
    1,674,984.72x = 2,617,052,983,000.47
  5. Step 5: Solve for x
    x = 2,617,052,983,000.47/1,674,984.72
  6. Step 6: Final answer
    x = 1,562,433.94

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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.