Home / 1,630,009.96-2,249,422.38-1,018,517.58

Finding the Fourth Proportional to 1,630,009.96, 2,249,422.38 and 1,018,517.58

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Solution

The fourth proportional to 1,630,009.96, 2,249,422.38 and 1,018,517.58 is: 1,405,559.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,009.96 : 2,249,422.38 = 1,018,517.58 : x
  2. Step 2: Convert to fraction form
    1,630,009.96/2,249,422.38 = 1,018,517.58/x
  3. Step 3: Cross multiply
    1,630,009.96x = 2,249,422.38 × 1,018,517.58
  4. Step 4: Simplify right side
    1,630,009.96x = 2,291,076,238,875.44
  5. Step 5: Solve for x
    x = 2,291,076,238,875.44/1,630,009.96
  6. Step 6: Final answer
    x = 1,405,559.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.