Home / 3,071,461.09-4,240,150.85-1,910,281.63

Finding the Fourth Proportional to 3,071,461.09, 4,240,150.85 and 1,910,281.63

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Solution

The fourth proportional to 3,071,461.09, 4,240,150.85 and 1,910,281.63 is: 2,637,143.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,461.09 : 4,240,150.85 = 1,910,281.63 : x
  2. Step 2: Convert to fraction form
    3,071,461.09/4,240,150.85 = 1,910,281.63/x
  3. Step 3: Cross multiply
    3,071,461.09x = 4,240,150.85 × 1,910,281.63
  4. Step 4: Simplify right side
    3,071,461.09x = 8,099,882,267,632.48
  5. Step 5: Solve for x
    x = 8,099,882,267,632.48/3,071,461.09
  6. Step 6: Final answer
    x = 2,637,143.05

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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.