Home / 3,762,022.40-5,191,911.08-2,130,719.96

Finding the Fourth Proportional to 3,762,022.40, 5,191,911.08 and 2,130,719.96

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Solution

The fourth proportional to 3,762,022.40, 5,191,911.08 and 2,130,719.96 is: 2,940,574.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762,022.40 : 5,191,911.08 = 2,130,719.96 : x
  2. Step 2: Convert to fraction form
    3,762,022.40/5,191,911.08 = 2,130,719.96/x
  3. Step 3: Cross multiply
    3,762,022.40x = 5,191,911.08 × 2,130,719.96
  4. Step 4: Simplify right side
    3,762,022.40x = 11,062,508,559,547.87
  5. Step 5: Solve for x
    x = 11,062,508,559,547.87/3,762,022.40
  6. Step 6: Final answer
    x = 2,940,574.88

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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.