Home / 2,127,114.72-2,936,501.64-1,642,592.16

Finding the Fourth Proportional to 2,127,114.72, 2,936,501.64 and 1,642,592.16

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Solution

The fourth proportional to 2,127,114.72, 2,936,501.64 and 1,642,592.16 is: 2,267,613.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,114.72 : 2,936,501.64 = 1,642,592.16 : x
  2. Step 2: Convert to fraction form
    2,127,114.72/2,936,501.64 = 1,642,592.16/x
  3. Step 3: Cross multiply
    2,127,114.72x = 2,936,501.64 × 1,642,592.16
  4. Step 4: Simplify right side
    2,127,114.72x = 4,823,474,571,691.14
  5. Step 5: Solve for x
    x = 4,823,474,571,691.14/2,127,114.72
  6. Step 6: Final answer
    x = 2,267,613.74

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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.