Home / 1,365,987.40-2,048,981.10-736,131.40

Finding the Fourth Proportional to 1,365,987.40, 2,048,981.10 and 736,131.40

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Solution

The fourth proportional to 1,365,987.40, 2,048,981.10 and 736,131.40 is: 1,104,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,987.40 : 2,048,981.10 = 736,131.40 : x
  2. Step 2: Convert to fraction form
    1,365,987.40/2,048,981.10 = 736,131.40/x
  3. Step 3: Cross multiply
    1,365,987.40x = 2,048,981.10 × 736,131.40
  4. Step 4: Simplify right side
    1,365,987.40x = 1,508,319,325,716.54
  5. Step 5: Solve for x
    x = 1,508,319,325,716.54/1,365,987.40
  6. Step 6: Final answer
    x = 1,104,197.10

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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.