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Finding the Fourth Proportional to 2,036,856, 3,055,284 and 707,160

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Solution

The fourth proportional to 2,036,856, 3,055,284 and 707,160 is: 1,060,740

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036,856 : 3,055,284 = 707,160 : x
  2. Step 2: Convert to fraction form
    2,036,856/3,055,284 = 707,160/x
  3. Step 3: Cross multiply
    2,036,856x = 3,055,284 × 707,160
  4. Step 4: Simplify right side
    2,036,856x = 2,160,574,633,440
  5. Step 5: Solve for x
    x = 2,160,574,633,440/2,036,856
  6. Step 6: Final answer
    x = 1,060,740

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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.