Home / 5,230,270.40-7,217,906.50-2,875,439.34

Finding the Fourth Proportional to 5,230,270.40, 7,217,906.50 and 2,875,439.34

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Solution

The fourth proportional to 5,230,270.40, 7,217,906.50 and 2,875,439.34 is: 3,968,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230,270.40 : 7,217,906.50 = 2,875,439.34 : x
  2. Step 2: Convert to fraction form
    5,230,270.40/7,217,906.50 = 2,875,439.34/x
  3. Step 3: Cross multiply
    5,230,270.40x = 7,217,906.50 × 2,875,439.34
  4. Step 4: Simplify right side
    5,230,270.40x = 20,754,652,302,541.71
  5. Step 5: Solve for x
    x = 20,754,652,302,541.71/5,230,270.40
  6. Step 6: Final answer
    x = 3,968,179.60

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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.