Home / 1,353,642.11-2,030,467.74-342,763.59

Finding the Fourth Proportional to 1,353,642.11, 2,030,467.74 and 342,763.59

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Solution

The fourth proportional to 1,353,642.11, 2,030,467.74 and 342,763.59 is: 514,146.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,642.11 : 2,030,467.74 = 342,763.59 : x
  2. Step 2: Convert to fraction form
    1,353,642.11/2,030,467.74 = 342,763.59/x
  3. Step 3: Cross multiply
    1,353,642.11x = 2,030,467.74 × 342,763.59
  4. Step 4: Simplify right side
    1,353,642.11x = 695,970,411,941.59
  5. Step 5: Solve for x
    x = 695,970,411,941.59/1,353,642.11
  6. Step 6: Final answer
    x = 514,146.54

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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.