Home / 1,445,318-2,178,135.05-1,301,399.90

Finding the Fourth Proportional to 1,445,318, 2,178,135.05 and 1,301,399.90

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Solution

The fourth proportional to 1,445,318, 2,178,135.05 and 1,301,399.90 is: 1,961,246.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,318 : 2,178,135.05 = 1,301,399.90 : x
  2. Step 2: Convert to fraction form
    1,445,318/2,178,135.05 = 1,301,399.90/x
  3. Step 3: Cross multiply
    1,445,318x = 2,178,135.05 × 1,301,399.90
  4. Step 4: Simplify right side
    1,445,318x = 2,834,624,736,256.49
  5. Step 5: Solve for x
    x = 2,834,624,736,256.49/1,445,318
  6. Step 6: Final answer
    x = 1,961,246.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.