Home / 2,590,261.60-3,885,392.40-1,645,477.60

Finding the Fourth Proportional to 2,590,261.60, 3,885,392.40 and 1,645,477.60

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Solution

The fourth proportional to 2,590,261.60, 3,885,392.40 and 1,645,477.60 is: 2,468,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,261.60 : 3,885,392.40 = 1,645,477.60 : x
  2. Step 2: Convert to fraction form
    2,590,261.60/3,885,392.40 = 1,645,477.60/x
  3. Step 3: Cross multiply
    2,590,261.60x = 3,885,392.40 × 1,645,477.60
  4. Step 4: Simplify right side
    2,590,261.60x = 6,393,326,161,410.24
  5. Step 5: Solve for x
    x = 6,393,326,161,410.24/2,590,261.60
  6. Step 6: Final answer
    x = 2,468,216.40

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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.