Home / 1,314,003.20-1,971,004.80-1,048,282.70

Finding the Fourth Proportional to 1,314,003.20, 1,971,004.80 and 1,048,282.70

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Solution

The fourth proportional to 1,314,003.20, 1,971,004.80 and 1,048,282.70 is: 1,572,424.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,003.20 : 1,971,004.80 = 1,048,282.70 : x
  2. Step 2: Convert to fraction form
    1,314,003.20/1,971,004.80 = 1,048,282.70/x
  3. Step 3: Cross multiply
    1,314,003.20x = 1,971,004.80 × 1,048,282.70
  4. Step 4: Simplify right side
    1,314,003.20x = 2,066,170,233,456.96
  5. Step 5: Solve for x
    x = 2,066,170,233,456.96/1,314,003.20
  6. Step 6: Final answer
    x = 1,572,424.05

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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.