Home / 4,985,849.64-7,476,602.40-2,648,376.60

Finding the Fourth Proportional to 4,985,849.64, 7,476,602.40 and 2,648,376.60

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Solution

The fourth proportional to 4,985,849.64, 7,476,602.40 and 2,648,376.60 is: 3,971,411.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985,849.64 : 7,476,602.40 = 2,648,376.60 : x
  2. Step 2: Convert to fraction form
    4,985,849.64/7,476,602.40 = 2,648,376.60/x
  3. Step 3: Cross multiply
    4,985,849.64x = 7,476,602.40 × 2,648,376.60
  4. Step 4: Simplify right side
    4,985,849.64x = 19,800,858,843,663.84
  5. Step 5: Solve for x
    x = 19,800,858,843,663.84/4,985,849.64
  6. Step 6: Final answer
    x = 3,971,411.15

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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.