Home / 4,785,579.63-7,174,334.43-2,087,926.20

Finding the Fourth Proportional to 4,785,579.63, 7,174,334.43 and 2,087,926.20

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Solution

The fourth proportional to 4,785,579.63, 7,174,334.43 and 2,087,926.20 is: 3,130,128.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785,579.63 : 7,174,334.43 = 2,087,926.20 : x
  2. Step 2: Convert to fraction form
    4,785,579.63/7,174,334.43 = 2,087,926.20/x
  3. Step 3: Cross multiply
    4,785,579.63x = 7,174,334.43 × 2,087,926.20
  4. Step 4: Simplify right side
    4,785,579.63x = 14,979,480,823,959.06
  5. Step 5: Solve for x
    x = 14,979,480,823,959.06/4,785,579.63
  6. Step 6: Final answer
    x = 3,130,128.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.