Home / 3,703,419.10-5,108,660.63-2,154,506.78

Finding the Fourth Proportional to 3,703,419.10, 5,108,660.63 and 2,154,506.78

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Solution

The fourth proportional to 3,703,419.10, 5,108,660.63 and 2,154,506.78 is: 2,972,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703,419.10 : 5,108,660.63 = 2,154,506.78 : x
  2. Step 2: Convert to fraction form
    3,703,419.10/5,108,660.63 = 2,154,506.78/x
  3. Step 3: Cross multiply
    3,703,419.10x = 5,108,660.63 × 2,154,506.78
  4. Step 4: Simplify right side
    3,703,419.10x = 11,006,643,964,054.07
  5. Step 5: Solve for x
    x = 11,006,643,964,054.07/3,703,419.10
  6. Step 6: Final answer
    x = 2,972,022.25

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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.