Home / 1,577,428.34-2,174,300.82-1,232,665.07

Finding the Fourth Proportional to 1,577,428.34, 2,174,300.82 and 1,232,665.07

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Solution

The fourth proportional to 1,577,428.34, 2,174,300.82 and 1,232,665.07 is: 1,699,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,428.34 : 2,174,300.82 = 1,232,665.07 : x
  2. Step 2: Convert to fraction form
    1,577,428.34/2,174,300.82 = 1,232,665.07/x
  3. Step 3: Cross multiply
    1,577,428.34x = 2,174,300.82 × 1,232,665.07
  4. Step 4: Simplify right side
    1,577,428.34x = 2,680,184,661,614.85
  5. Step 5: Solve for x
    x = 2,680,184,661,614.85/1,577,428.34
  6. Step 6: Final answer
    x = 1,699,084.90

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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.