Home / 2,164,830.24-2,988,066.24-1,259,587.20

Finding the Fourth Proportional to 2,164,830.24, 2,988,066.24 and 1,259,587.20

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Solution

The fourth proportional to 2,164,830.24, 2,988,066.24 and 1,259,587.20 is: 1,738,579.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,830.24 : 2,988,066.24 = 1,259,587.20 : x
  2. Step 2: Convert to fraction form
    2,164,830.24/2,988,066.24 = 1,259,587.20/x
  3. Step 3: Cross multiply
    2,164,830.24x = 2,988,066.24 × 1,259,587.20
  4. Step 4: Simplify right side
    2,164,830.24x = 3,763,729,988,656.13
  5. Step 5: Solve for x
    x = 3,763,729,988,656.13/2,164,830.24
  6. Step 6: Final answer
    x = 1,738,579.74

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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.