Home / 2,018,941.10-3,031,036.05-1,620,032.30

Finding the Fourth Proportional to 2,018,941.10, 3,031,036.05 and 1,620,032.30

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Solution

The fourth proportional to 2,018,941.10, 3,031,036.05 and 1,620,032.30 is: 2,432,154.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,941.10 : 3,031,036.05 = 1,620,032.30 : x
  2. Step 2: Convert to fraction form
    2,018,941.10/3,031,036.05 = 1,620,032.30/x
  3. Step 3: Cross multiply
    2,018,941.10x = 3,031,036.05 × 1,620,032.30
  4. Step 4: Simplify right side
    2,018,941.10x = 4,910,376,303,464.42
  5. Step 5: Solve for x
    x = 4,910,376,303,464.42/2,018,941.10
  6. Step 6: Final answer
    x = 2,432,154.31

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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.