Home / 2,018,727.90-3,025,327.05-1,645,479.90

Finding the Fourth Proportional to 2,018,727.90, 3,025,327.05 and 1,645,479.90

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Solution

The fourth proportional to 2,018,727.90, 3,025,327.05 and 1,645,479.90 is: 2,465,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,727.90 : 3,025,327.05 = 1,645,479.90 : x
  2. Step 2: Convert to fraction form
    2,018,727.90/3,025,327.05 = 1,645,479.90/x
  3. Step 3: Cross multiply
    2,018,727.90x = 3,025,327.05 × 1,645,479.90
  4. Step 4: Simplify right side
    2,018,727.90x = 4,978,114,851,701.29
  5. Step 5: Solve for x
    x = 4,978,114,851,701.29/2,018,727.90
  6. Step 6: Final answer
    x = 2,465,966.24

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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.