Home / 2,988,576.79-4,485,253.79-1,549,670.20

Finding the Fourth Proportional to 2,988,576.79, 4,485,253.79 and 1,549,670.20

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Solution

The fourth proportional to 2,988,576.79, 4,485,253.79 and 1,549,670.20 is: 2,325,743.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,576.79 : 4,485,253.79 = 1,549,670.20 : x
  2. Step 2: Convert to fraction form
    2,988,576.79/4,485,253.79 = 1,549,670.20/x
  3. Step 3: Cross multiply
    2,988,576.79x = 4,485,253.79 × 1,549,670.20
  4. Step 4: Simplify right side
    2,988,576.79x = 6,950,664,130,461.10
  5. Step 5: Solve for x
    x = 6,950,664,130,461.10/2,988,576.79
  6. Step 6: Final answer
    x = 2,325,743.87

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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.