Home / 3,013,656.46-4,158,920.91-1,636,999.75

Finding the Fourth Proportional to 3,013,656.46, 4,158,920.91 and 1,636,999.75

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Solution

The fourth proportional to 3,013,656.46, 4,158,920.91 and 1,636,999.75 is: 2,259,100.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,656.46 : 4,158,920.91 = 1,636,999.75 : x
  2. Step 2: Convert to fraction form
    3,013,656.46/4,158,920.91 = 1,636,999.75/x
  3. Step 3: Cross multiply
    3,013,656.46x = 4,158,920.91 × 1,636,999.75
  4. Step 4: Simplify right side
    3,013,656.46x = 6,808,152,489,939.77
  5. Step 5: Solve for x
    x = 6,808,152,489,939.77/3,013,656.46
  6. Step 6: Final answer
    x = 2,259,100.39

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1.5x scale

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.