Home / 1,404,197.10-2,107,477.24-1,315,623.60

Finding the Fourth Proportional to 1,404,197.10, 2,107,477.24 and 1,315,623.60

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Solution

The fourth proportional to 1,404,197.10, 2,107,477.24 and 1,315,623.60 is: 1,974,542.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,197.10 : 2,107,477.24 = 1,315,623.60 : x
  2. Step 2: Convert to fraction form
    1,404,197.10/2,107,477.24 = 1,315,623.60/x
  3. Step 3: Cross multiply
    1,404,197.10x = 2,107,477.24 × 1,315,623.60
  4. Step 4: Simplify right side
    1,404,197.10x = 2,772,646,790,117.81
  5. Step 5: Solve for x
    x = 2,772,646,790,117.81/1,404,197.10
  6. Step 6: Final answer
    x = 1,974,542.46

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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.