Home / 4,742,945.10-7,114,614.45-1,377,152.10

Finding the Fourth Proportional to 4,742,945.10, 7,114,614.45 and 1,377,152.10

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Solution

The fourth proportional to 4,742,945.10, 7,114,614.45 and 1,377,152.10 is: 2,065,785.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742,945.10 : 7,114,614.45 = 1,377,152.10 : x
  2. Step 2: Convert to fraction form
    4,742,945.10/7,114,614.45 = 1,377,152.10/x
  3. Step 3: Cross multiply
    4,742,945.10x = 7,114,614.45 × 1,377,152.10
  4. Step 4: Simplify right side
    4,742,945.10x = 9,797,906,230,507.85
  5. Step 5: Solve for x
    x = 9,797,906,230,507.85/4,742,945.10
  6. Step 6: Final answer
    x = 2,065,785.29

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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.