Home / 1,995,738.47-2,982,673.52-1,457,130.32

Finding the Fourth Proportional to 1,995,738.47, 2,982,673.52 and 1,457,130.32

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Solution

The fourth proportional to 1,995,738.47, 2,982,673.52 and 1,457,130.32 is: 2,177,712.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,738.47 : 2,982,673.52 = 1,457,130.32 : x
  2. Step 2: Convert to fraction form
    1,995,738.47/2,982,673.52 = 1,457,130.32/x
  3. Step 3: Cross multiply
    1,995,738.47x = 2,982,673.52 × 1,457,130.32
  4. Step 4: Simplify right side
    1,995,738.47x = 4,346,143,998,454.11
  5. Step 5: Solve for x
    x = 4,346,143,998,454.11/1,995,738.47
  6. Step 6: Final answer
    x = 2,177,712.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.