Home / 1,413,612.90-2,120,419.35-1,133,676.90

Finding the Fourth Proportional to 1,413,612.90, 2,120,419.35 and 1,133,676.90

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Solution

The fourth proportional to 1,413,612.90, 2,120,419.35 and 1,133,676.90 is: 1,700,515.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,612.90 : 2,120,419.35 = 1,133,676.90 : x
  2. Step 2: Convert to fraction form
    1,413,612.90/2,120,419.35 = 1,133,676.90/x
  3. Step 3: Cross multiply
    1,413,612.90x = 2,120,419.35 × 1,133,676.90
  4. Step 4: Simplify right side
    1,413,612.90x = 2,403,870,435,408.02
  5. Step 5: Solve for x
    x = 2,403,870,435,408.02/1,413,612.90
  6. Step 6: Final answer
    x = 1,700,515.35

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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.