Home / 3,090,667.20-4,636,000.80-2,134,073.40

Finding the Fourth Proportional to 3,090,667.20, 4,636,000.80 and 2,134,073.40

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Solution

The fourth proportional to 3,090,667.20, 4,636,000.80 and 2,134,073.40 is: 3,201,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090,667.20 : 4,636,000.80 = 2,134,073.40 : x
  2. Step 2: Convert to fraction form
    3,090,667.20/4,636,000.80 = 2,134,073.40/x
  3. Step 3: Cross multiply
    3,090,667.20x = 4,636,000.80 × 2,134,073.40
  4. Step 4: Simplify right side
    3,090,667.20x = 9,893,565,989,658.72
  5. Step 5: Solve for x
    x = 9,893,565,989,658.72/3,090,667.20
  6. Step 6: Final answer
    x = 3,201,110.10

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1.5x scale

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.