Home / 3,207,828.72-4,812,634.88-2,607,302.80

Finding the Fourth Proportional to 3,207,828.72, 4,812,634.88 and 2,607,302.80

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Solution

The fourth proportional to 3,207,828.72, 4,812,634.88 and 2,607,302.80 is: 3,911,679.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,828.72 : 4,812,634.88 = 2,607,302.80 : x
  2. Step 2: Convert to fraction form
    3,207,828.72/4,812,634.88 = 2,607,302.80/x
  3. Step 3: Cross multiply
    3,207,828.72x = 4,812,634.88 × 2,607,302.80
  4. Step 4: Simplify right side
    3,207,828.72x = 12,547,996,398,001.66
  5. Step 5: Solve for x
    x = 12,547,996,398,001.66/3,207,828.72
  6. Step 6: Final answer
    x = 3,911,679.05

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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.