Home / 3,013,149.51-4,158,176.33-1,636,520.10

Finding the Fourth Proportional to 3,013,149.51, 4,158,176.33 and 1,636,520.10

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Solution

The fourth proportional to 3,013,149.51, 4,158,176.33 and 1,636,520.10 is: 2,258,414.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,149.51 : 4,158,176.33 = 1,636,520.10 : x
  2. Step 2: Convert to fraction form
    3,013,149.51/4,158,176.33 = 1,636,520.10/x
  3. Step 3: Cross multiply
    3,013,149.51x = 4,158,176.33 × 1,636,520.10
  4. Step 4: Simplify right side
    3,013,149.51x = 6,804,939,135,206.63
  5. Step 5: Solve for x
    x = 6,804,939,135,206.63/3,013,149.51
  6. Step 6: Final answer
    x = 2,258,414.03

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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.