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Finding the Fourth Proportional to 2,653,416, 3,980,746.08 and 880,488

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Solution

The fourth proportional to 2,653,416, 3,980,746.08 and 880,488 is: 1,320,938.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,416 : 3,980,746.08 = 880,488 : x
  2. Step 2: Convert to fraction form
    2,653,416/3,980,746.08 = 880,488/x
  3. Step 3: Cross multiply
    2,653,416x = 3,980,746.08 × 880,488
  4. Step 4: Simplify right side
    2,653,416x = 3,504,999,154,487.04
  5. Step 5: Solve for x
    x = 3,504,999,154,487.04/2,653,416
  6. Step 6: Final answer
    x = 1,320,938.43

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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.