Home / 3,071,460.84-4,240,150.50-1,910,281.38

Finding the Fourth Proportional to 3,071,460.84, 4,240,150.50 and 1,910,281.38

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Solution

The fourth proportional to 3,071,460.84, 4,240,150.50 and 1,910,281.38 is: 2,637,142.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,460.84 : 4,240,150.50 = 1,910,281.38 : x
  2. Step 2: Convert to fraction form
    3,071,460.84/4,240,150.50 = 1,910,281.38/x
  3. Step 3: Cross multiply
    3,071,460.84x = 4,240,150.50 × 1,910,281.38
  4. Step 4: Simplify right side
    3,071,460.84x = 8,099,880,548,547.69
  5. Step 5: Solve for x
    x = 8,099,880,548,547.69/3,071,460.84
  6. Step 6: Final answer
    x = 2,637,142.71

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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.