Home / 3,407,307.60-5,110,961.40-2,900,701.20

Finding the Fourth Proportional to 3,407,307.60, 5,110,961.40 and 2,900,701.20

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Solution

The fourth proportional to 3,407,307.60, 5,110,961.40 and 2,900,701.20 is: 4,351,051.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,307.60 : 5,110,961.40 = 2,900,701.20 : x
  2. Step 2: Convert to fraction form
    3,407,307.60/5,110,961.40 = 2,900,701.20/x
  3. Step 3: Cross multiply
    3,407,307.60x = 5,110,961.40 × 2,900,701.20
  4. Step 4: Simplify right side
    3,407,307.60x = 14,825,371,866,133.68
  5. Step 5: Solve for x
    x = 14,825,371,866,133.68/3,407,307.60
  6. Step 6: Final answer
    x = 4,351,051.80

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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.