Home / 1,413,014.67-1,949,941.88-768,421.03

Finding the Fourth Proportional to 1,413,014.67, 1,949,941.88 and 768,421.03

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Solution

The fourth proportional to 1,413,014.67, 1,949,941.88 and 768,421.03 is: 1,060,411.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,014.67 : 1,949,941.88 = 768,421.03 : x
  2. Step 2: Convert to fraction form
    1,413,014.67/1,949,941.88 = 768,421.03/x
  3. Step 3: Cross multiply
    1,413,014.67x = 1,949,941.88 × 768,421.03
  4. Step 4: Simplify right side
    1,413,014.67x = 1,498,376,347,869.74
  5. Step 5: Solve for x
    x = 1,498,376,347,869.74/1,413,014.67
  6. Step 6: Final answer
    x = 1,060,411.03

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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.