Home / 2,772,439.40-4,155,548.70-1,174,730.60

Finding the Fourth Proportional to 2,772,439.40, 4,155,548.70 and 1,174,730.60

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Solution

The fourth proportional to 2,772,439.40, 4,155,548.70 and 1,174,730.60 is: 1,760,777.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,439.40 : 4,155,548.70 = 1,174,730.60 : x
  2. Step 2: Convert to fraction form
    2,772,439.40/4,155,548.70 = 1,174,730.60/x
  3. Step 3: Cross multiply
    2,772,439.40x = 4,155,548.70 × 1,174,730.60
  4. Step 4: Simplify right side
    2,772,439.40x = 4,881,650,217,680.22
  5. Step 5: Solve for x
    x = 4,881,650,217,680.22/2,772,439.40
  6. Step 6: Final answer
    x = 1,760,777.97

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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.