Home / 3,548,005.60-5,322,008.40-1,303,679.20

Finding the Fourth Proportional to 3,548,005.60, 5,322,008.40 and 1,303,679.20

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Solution

The fourth proportional to 3,548,005.60, 5,322,008.40 and 1,303,679.20 is: 1,955,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,005.60 : 5,322,008.40 = 1,303,679.20 : x
  2. Step 2: Convert to fraction form
    3,548,005.60/5,322,008.40 = 1,303,679.20/x
  3. Step 3: Cross multiply
    3,548,005.60x = 5,322,008.40 × 1,303,679.20
  4. Step 4: Simplify right side
    3,548,005.60x = 6,938,191,653,305.28
  5. Step 5: Solve for x
    x = 6,938,191,653,305.28/3,548,005.60
  6. Step 6: Final answer
    x = 1,955,518.80

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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.