Home / 3,390,712.40-5,090,005.20-1,952,541.20

Finding the Fourth Proportional to 3,390,712.40, 5,090,005.20 and 1,952,541.20

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Solution

The fourth proportional to 3,390,712.40, 5,090,005.20 and 1,952,541.20 is: 2,931,078.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,712.40 : 5,090,005.20 = 1,952,541.20 : x
  2. Step 2: Convert to fraction form
    3,390,712.40/5,090,005.20 = 1,952,541.20/x
  3. Step 3: Cross multiply
    3,390,712.40x = 5,090,005.20 × 1,952,541.20
  4. Step 4: Simplify right side
    3,390,712.40x = 9,938,444,861,214.24
  5. Step 5: Solve for x
    x = 9,938,444,861,214.24/3,390,712.40
  6. Step 6: Final answer
    x = 2,931,078.69

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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.