Home / 2,226,399.46-3,072,430.38-1,207,804.21

Finding the Fourth Proportional to 2,226,399.46, 3,072,430.38 and 1,207,804.21

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Solution

The fourth proportional to 2,226,399.46, 3,072,430.38 and 1,207,804.21 is: 1,666,769.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226,399.46 : 3,072,430.38 = 1,207,804.21 : x
  2. Step 2: Convert to fraction form
    2,226,399.46/3,072,430.38 = 1,207,804.21/x
  3. Step 3: Cross multiply
    2,226,399.46x = 3,072,430.38 × 1,207,804.21
  4. Step 4: Simplify right side
    2,226,399.46x = 3,710,894,347,895.90
  5. Step 5: Solve for x
    x = 3,710,894,347,895.90/2,226,399.46
  6. Step 6: Final answer
    x = 1,666,769.34

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1.5x scale

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.